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Limited Time Sweater Offer | Purchase 2+ selected sweater items get extra offer* SHOP WOMEN SHOP MEN T&C apply.

Shop 2+ Selected Motion Wool suiting items get extra offer* SHOP NOW T&C apply

Welcome Offer | Subscribed to enjoy special offer on your first full-price purchase. T&C apply.

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Weekend Shirt in Weekend Cotton

null ~~Price reduced from to~~ HK$ 2,000.00

Quick Add

Mayer Trousers in Stretch Wool

null ~~Price reduced from to~~ HK$ 2,200.00

Quick Add

Ryder Tee in Relay Jersey

null ~~Price reduced from to~~ HK$ 1,150.00

Purchase 3 Pieces to Unlock Bundle Price

Quick Add

Ryder Tee in Relay Jersey

null ~~Price reduced from to~~ HK$ 1,150.00

Purchase 3 Pieces to Unlock Bundle Price

Quick Add

Hilles Crewneck Sweater in Cashmere

null ~~Price reduced from to~~ HK$ 3,300.00

Limited Time Offer - Buy 2 Get 15% Off | Buy 3+ Get 20% Off

JUST IN

Quick Add

Ryder Tee in Relay Jersey

null ~~Price reduced from to~~ HK$ 1,150.00

Purchase 3 Pieces to Unlock Bundle Price

Quick Add

Soris Tee in Regal Wool

null ~~Price reduced from to~~ HK$ 1,850.00

Limited Time Offer - Buy 2 Get 15% Off | Buy 3+ Get 20% Off

Quick Add

Soris Tee in Regal Wool

null ~~Price reduced from to~~ HK$ 1,850.00

Limited Time Offer - Buy 2 Get 15% Off | Buy 3+ Get 20% Off

Quick Add

Ryder Tee in Relay Jersey

null ~~Price reduced from to~~ HK$ 1,150.00

Purchase 3 Pieces to Unlock Bundle Price

Quick Add

Ryder Tee in Relay Jersey

null ~~Price reduced from to~~ HK$ 1,150.00

Purchase 3 Pieces to Unlock Bundle Price

Quick Add

Sylvain Shirt in Structure Knit

null ~~Price reduced from to~~ HK$ 1,650.00

Curtis Drawstring Trousers in Motion Wool

Quick Add

Curtis Drawstring Trousers in Motion Wool

null ~~Price reduced from to~~ HK$ 2,400.00

Limited Time Offer - Buy 2+ Motion Wool Get 20% Off

JUST IN

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WELCOME OFFER
(1) Promotional Period: From April 1, 2024 until further notice. (2) Eligibility: Customers who successfully subscribe to Theory Newsletters during the Promotional Period (“Eligible Customers”). (3) Designated Store in respect of this Promotion: The new Theory Online Store at hk.theory.com, tw.theory.com, sg.theory.com and au.theory.com (collectively “Theory Online Stores”). (4) How to enjoy this Promotion: Eligible Customers can enjoy 15% off on regular-priced products at Theory Online Stores (subject to the Excluded Products as defined below) (the “Discount”) by entering the promotional code at checkout. The promotional code would be sent, via email, to Eligible Customers upon successful newsletter registration. (5) General Terms and Conditions: The Discount only applies to the first order placed by Eligible Customers on Theory Online Stores. The Discount does not apply to the purchase of Bundles items and discounted products (the “Excluded Products”). The Discount cannot be used in conjunction with any other discounts, promotional offers and coupons (including but not limited to Theory VIP discounts/Theory VIP Birthday discounts, Credit Card Year-Round Discount and Theory CRM Coupons). The Discount cannot be transferred nor exchanged for cash or any other gifts or coupons. Theory reserves the right to amend these Terms and conditions without prior notice. Theory reserves the right of final decision in case of any dispute.

BUNDLE PROMOTION
(1) Promotional Period: The Promotional Period is from 1 July, 2025 until further notice. (2) Designated Store in respect of this Promotion: Theory Online Store at hk.theory.com, tw.theory.com, sg.theory.com and au.theory.com (collectively “Theory Online Stores”). (3) How to enjoy this Promotion: During the Promotional Period, all customers can enjoy an additional discount upon purchasing, as the case maybe, 2 or 3 items of the same style (as may be designated by Theory from time to time) in any size or color (collectively the “Designated Items”) in one single transaction at Theory Online Stores (collectively the “Discount”). The Designated items, and the number of Designated Items required to be purchased to unlock the Discount, will be specifically marked on Theory Online Stores. Customers are required to add the Designated Items into bag to unlock the amount of the Discount. The Discount will automatically apply at checkout. (4) General Terms and Conditions: The Discount cannot be used in conjunction with any other discounts, promotional offers and coupons (including but not limited to Theory VIP discounts/Theory VIP Birthday discounts, Credit Card Year-Round Discount and Theory CRM Coupons). The Discount cannot be transferred nor exchanged for cash or any other gifts or coupons. Theory reserves the right to amend these Terms and conditions without prior notice. Theory reserves the right of final decision in case of any dispute.

STUDENT PROGRAM
(1) Promotional Period: The Promotional Period is from 15 September, 2025 to 12 December, 2026 (both days inclusive). (2) Eligibility: (i) Undergraduate and postgraduate students at universities in Hong Kong (the “University Students”); and (ii) University Students graduating in the year of 2026 (collectively the “Eligible Customers”). (3) Designated Store in respect of this Promotion: Theory Online Store at hk.theory.com (collectively “Theory Online Store”). (4) How to enjoy this Promotion: During the Promotional Period, Eligible Customers can enjoy a 25% discount on selected items (the “Discount”) at Theory Online Store by emailing a soft copy of a valid university student card issued by any universities in Hong Kong (the “Valid Student Card”) to our Customer Service team at customerservicehk@theory.com to verify identity. Upon successful verification, Eligible Customers would receive a unique, single use promotional code (the “Promotional Code”) via email. Eligible Customers can enjoy the Discount by inserting the Promotional Code at checkout. For verification purpose, University Students grading in the year of 2026 shall provide a Valid Student Card which shall remain valid within the year of 2026. (5) General Terms and Conditions: The Discount does not apply to Bundles. The Promotional Code would expire once used. Save and except designated gift offers designated by Theory from time to time, the promotion cannot be used in conjunction with any other discounts, promotional offers and coupons (including but not limited to Theory VIP discounts/Theory VIP Birthday discounts, shopping mall loyalty program discounts (where applicable), other Credit Card Year-Round Discount and Theory CRM Coupons). The Discount cannot be transferred nor exchanged for cash or any other gifts or coupons. Customers who provide inaccurate information would not be eligible to enjoy this promotional offer. This promotional offer cannot be used in conjunction with Theory staff discount. To enjoy this promotional offer, Eligible Customers agree and acknowledge that our Customer Service team is entitled to receive a soft copy of the Valid Student Cards for verification and record-keeping purpose. By participating in the promotion, Eligible Customers are deemed to agree with and be bound by these Terms and Conditions and Theory's Privacy Policy at https://hk.theory.com/privacy-policy_hk.html. Eligible Customers agree and acknowledge that Theory will only use the personal data collected for the purposes of this promotional offer, and the information will be kept strictly confidential. Unless otherwise agreed by the Eligible Customers, their personal data will not be used for any other purpose (including but not limited to direct marketing purpose) and will be destroyed after the relevant purposes are completed. Theory reserves the right to amend these Terms and conditions without prior notice. Theory reserves the right of final decision in case of any dispute.

HANG SENG YEAR-ROUND OFFER
(1) Promotional Period: The Promotional Period is from 1 February, 2026 to 31 December, 2026 (both days inclusive). (2) Eligibility: Hang Seng Credit Card Holders (collectively the “Eligible Customers”). (3) Designated Store in respect of this Promotion: (i) Hong Kong Online Store at hk.theory.com; and (ii) Theory Stores at Pacific Place, ifc mall, Lee Garden Two, Harbour City, New Town Plaza, Cityplaza (collectively “Theory Physical Stores”, together with Theory Online Store, the “Theory Stores”). (4) How to enjoy this Promotion: During the relevant Promotional Period(s), Eligible Customers can enjoy a 10% discount on regularpriced items at Theory Stores (the “Discount”) by fully settling all spending in respect of the relevant transaction by Hang Seng Credit Card. To enjoy the Discount for purchases made at Theory Online Store, Eligible Customers must enter the promotional code “theoryhs” provided to Eligible Customers at checkout. (5) General Terms and Conditions: The Discount does not apply to Bundles and permanent/core items. Save and except shopping mall coupons (where applicable) and designated gift offers designated by Theory from time to time, the promotion cannot be used in conjunction with any other discounts, promotional offers and coupons (including but not limited to Theory VIP discounts/Theory VIP Birthday discounts, shopping mall loyalty program discounts (where applicable), other Credit Card Year-Round Discount and Theory CRM Coupons). The promotion cannot be transferred nor exchanged for cash or any other gifts or coupons. This promotional offer cannot be used in conjunction with Theory staff discount. Theory reserves the right to amend these Terms and conditions without prior notice. Theory reserves the right of final decision in case of any dispute. The Chinese version of these Terms and Conditions is for reference only. In case of discrepancy between the Chinese and English versions of these Terms and Conditions, the English version shall prevail.

MOTION WOOL SUITING OFFER
(1) Promotional Period: The Promotional Period is from 12 October 2026 to 8 November 2026 (both days inclusive). (2) Designated Store in respect of this Promotion: Theory Online Store at hk.theory.com, tw.theory.com, sg.theory.com and au.theory.com (collectively “Theory Online Stores”). (3) How to enjoy this Promotion: During the Promotional Period, all customers can enjoy a 20% discount (the “Discount”) upon the purchase of at least two selected Motion Wool suiting items (the “Eligible Items”) in a single transaction at any Theory Online Stores. The Discount will automatically apply at checkout. (4) General Terms and Conditions: The Discount applies only to the Eligible Items and does not apply to any other items, Bundles, Core or discounted products. Save and except the shopping mall coupons and designated “Gift With Purchase” offers, the Discount cannot be used in conjunction with any other discounts, promotional offers or coupons, including but not limited to Theory VIP discounts, Theory VIP Birthday discounts, shopping mall loyalty program discounts, Credit Card Year-Round Discounts and Theory CRM Coupons. The Discount cannot be transferred or exchanged for cash, gifts or coupons. No exchange or return will be provided for products purchased with the Discount under this Promotion. Theory reserves the right to amend these Terms and Conditions without prior notice. In case of any dispute, Theory reserves the right of final decision.

SWEATER OFFER
(1) Promotional Period: The Promotional Period is from 16 October 2026 to 25 October 2026 (both days inclusive). (2) Designated Store in respect of this Promotion: Theory Online Store at hk.theory.com, tw.theory.com, sg.theory.com and au.theory.com (collectively “Theory Online Stores”). (3) How to enjoy this Promotion: During the Promotional Period, all customers can enjoy the following discounts on selected sweater items (the “Eligible Items”) in one single transaction at any Theory Online Stores: • Purchase any two Eligible Items to enjoy a 15% discount; or • Purchase any three or more Eligible Items to enjoy a 20% discount. The applicable discount (the “Discount”) will automatically apply at checkout. For the avoidance of doubt, the purchase of a set of Sweater Bundles shall be counted as the purchase of one item only within the Purchase Threshold, but the Discount shall not apply to the Sweater Bundles. (4) General Terms and Conditions: The Discount applies only to the Eligible Items and does not apply to Bundles, discounted items or any other items. Save and except designated cash rebate offers, shopping mall coupons and designated “Gift With Purchase” offers, the Discount cannot be used in conjunction with any other discounts, promotional offers or coupons, including but not limited to Theory VIP discounts, Theory VIP Birthday discounts, shopping mall loyalty programme discounts, Credit Card Year-Round Discounts and Theory CRM Coupons. No exchange or return will be provided for products purchased with the Discount under this Promotion. Theory reserves the right to amend these Terms and Conditions without prior notice. In case of any dispute, Theory reserves the right of final decision.