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Trending Products

Fluid V-Neck Dress in Silk Georgette

Fluid V-Neck Dress in Silk Georgette

null ~~Price reduced from S$ 825.00 to~~ S$ 250.00

Single's Day Offer - Buy 2+ Extra 10% off

Draped Midi Dress in Washed Twill

Draped Midi Dress in Washed Twill

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Single's Day Offer - Buy 2+ Extra 10% off

Wide-Leg Pull-On Trousers in Admiral Crepe

Wide-Leg Pull-On Trousers in Admiral Crepe

null ~~Price reduced from S$ 515.00 to~~ S$ 155.00

Single's Day Offer - Buy 2+ Extra 10% off

Wide-Leg Pull-On Trousers in Admiral Crepe

Wide-Leg Pull-On Trousers in Admiral Crepe

null ~~Price reduced from S$ 515.00 to~~ S$ 155.00

Single's Day Offer - Buy 2+ Extra 10% off

Fluid V-Neck Dress in Silk Georgette

Fluid V-Neck Dress in Silk Georgette

null ~~Price reduced from S$ 825.00 to~~ S$ 250.00

Single's Day Offer - Buy 2+ Extra 10% off

Boatneck Midi Dress in Relaxed Poplin

Boatneck Midi Dress in Relaxed Poplin

null ~~Price reduced from to~~ S$ 660.00

Vented Pull-On Trousers in Washed Twill

Vented Pull-On Trousers in Washed Twill

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Single's Day Offer - Buy 2+ Extra 10% off

Mayer Trousers in Stretch Wool

Mayer Trousers in Stretch Wool

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Tiny Tee in Organic Cotton

Tiny Tee in Organic Cotton

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Single's Day Offer - Buy 2+ Extra 10% off

U-Neck Tee in Stretch Rib

U-Neck Tee in Stretch Rib

null ~~Price reduced from S$ 295.00 to~~ S$ 150.00

Single's Day Offer - Buy 2+ Extra 10% off

Fluid A-Line Pant in Silk Georgette

Fluid A-Line Pant in Silk Georgette

null ~~Price reduced from S$ 530.00 to~~ S$ 160.00

Single's Day Offer - Buy 2+ Extra 10% off

Treeca Pull-On Trousers in Admiral Crepe

Treeca Pull-On Trousers in Admiral Crepe

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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 31 December, 2026 (both days inclusive). (2) Eligibility: (i) Undergraduate and postgraduate students at universities in Hong Kong, Australia, Singapore and Taiwan (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, tw.theory.com, sg.theory.com and au.theory.com (collectively “Theory Online Stores”). (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, Australia, Singapore and Taiwan (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.

FALL LIMITED-TIME OFFER
(1) Promotional Period: The Promotional Period is from 26 October 2026 to 22 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 30% discount (the “Discount”) on selected items (the “Eligible Items”) upon purchase in one single transaction at any Theory Store. The Discount will automatically apply at checkout. (4) General Terms and Conditions: The Discount applies to the Eligible Items only. Save and except shopping mall coupons and designated “Gift With Purchase” offers, 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, shopping mall loyalty program 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.

SINGLES’ DAY OFFER
(1) Promotional Period: The Promotional Period is from 9 November 2026 to 15 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 the following discounts (collectively the “Discount”) upon purchasing selected items (the “Eligible Items”) at any Theory Online Store: • Purchase selected Cashmere and Outerwear items to enjoy a 20% discount; or • Purchase any two or more discounted items to enjoy an extra 10% discount. The Discount will automatically apply at checkout. (4) General Terms and Conditions: The Discount applies to the Eligible Items only. Save and except shopping mall coupons and designated “Gift With Purchase” offers, 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, shopping mall loyalty program 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.

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