Skip to main content Skip to footer content

Spring Refresh! Enjoy 25% on our selected suiting items only. Don't miss out ! SHOP NOW

For any corporate enquiry, please contact our customer services team. CONTACT US NOW!

New Arrivals

Back
- Women
  - View All
- Men
  - View All
- New Arrivals
  
  Shop Women
- New Arrivals
  
  Shop Men
Women

Back
- New + Now
- Clothing
  - View All
  - Pants
  - Jeans
  - Blazers + Jackets
  - Dresses + Jumpsuits
  - T-Shirts
  - Tops
  - Outerwear
  - Skirts
  - Suits
  - Sweaters + Cardigans
- Accessories
  - View All
  - Shoes
  - Bags
  - Hats, Gloves + Scarves
  - Belts
- Clearance
  - Clearance
- Linen Shop
  
  Shop Now
- Pants
  
  Shop Now
Men

Back
- New + Now
- Clothing
- Accessories
  - View All
  - Hats, Gloves + Scarves
- Clearance
  - Clearance
- Linen Shop
  
  Shop Now
- Pants
  
  Shop Now
Clearance

Back
- Women
  - Clearance
- Men
  - Clearance

Sign In / Register

Sign in with Google Sign up with Google Sign in with Apple Sign up with Apple or

Email Address

Password

Remember Me

or

Back

Forgot Password

Forgot your Password

Provide your account email address to receive an email to reset your password.

Email Address:

Wishlist

Shop By

New Arrivals

Back
- Women
  
  Back
  - View All
- Men
  
  Back
  - View All
Women

Back
- Shop All Women's
- New + Now
  
  Back
- Clothing
  
  Back
  - View All
  - Pants
  - Jeans
  - Blazers + Jackets
  - Dresses
  - T-Shirts
  - Tops
  - Outerwear
  - Skirts
  - Suits
  - Sweaters + Cardigans
- Accessories
  
  Back
  - View All
  - Shoes
  - Bags
  - Hats, Gloves + Scarves
  - Belts
- Clearance
  
  Back
  - Clearance
Men

Back
- Shop All Men's
- New + Now
  
  Back
- Clothing
  
  Back
- Accessories
  
  Back
  - View All
  - Hats, Gloves + Scarves
- Clearance
  
  Back
  - Clearance
Clearance

Back
- Women
  - Clearance
- Men
  - Clearance

Sign In / Register
singapore (SGD)

Order Tracking
Store Locator

Search

× Clear

Sign In / Register

Email Address

Password

Remember Me

Back

Forgot Password

Forgot your Password

Provide your account email address to receive an email to reset your password.

Email Address:

First Name:

Last Name:

Email Address:

Confirm Email Address:

Password

Confirm Password

Phone

Birth Date

Year

Gender

Female

Male

I'd like to hear from Theory

I agree to the terms and conditions. Learn more

Men's Suits

Worn together or deconstructed, this season's suiting is so sharp you'll reach for it even on your days off.

Filter

Filter By

Clinton Blazer in Performance Suiting

~~Price reduced from to~~ S$ 850.00

Spring Refresh - Enjoy 25% Off Regular-priced Items

Quick Add

Zaine Pant in Performance Suiting

~~Price reduced from to~~ S$ 420.00

Spring Refresh - Enjoy 25% Off Regular-priced Items

Quick Add

Clinton Blazer in Performance Suiting

~~Price reduced from to~~ S$ 850.00

Spring Refresh - Enjoy 25% Off Regular-priced Items

Quick Add

Zaine Pant in Performance Suiting

~~Price reduced from to~~ S$ 420.00

Spring Refresh - Enjoy 25% Off Regular-priced Items

Quick Add

Zaine Pant in Kelso Nylon

~~Price reduced from to~~ S$ 455.00

Spring Refresh - Enjoy 25% Off Regular-priced Items

Quick Add

Clinton Blazer in Good Linen

~~Price reduced from to~~ S$ 975.00

Spring Refresh - Enjoy 25% Off Regular-priced Items

Raffi 5-Pocket Trousers in Neoteric Twill

Quick Add

Raffi 5-Pocket Trousers in Neoteric Twill

~~Price reduced from to~~ S$ 370.00

Special Offer For 3

BEST SELLER

Quick Add

Chambers Blazer in Stretch Wool

~~Price reduced from to~~ S$ 1,050.00

Spring Refresh - Enjoy 25% Off Regular-priced Items

BEST SELLER

Quick Add

Raffi 5-Pocket Trousers in Neoteric Twill

~~Price reduced from to~~ S$ 370.00

Special Offer For 3

BEST SELLER

Quick Add

Zaine Trousers in Precision Ponte

~~Price reduced from to~~ S$ 370.00

Spring Refresh - Enjoy 25% Off Regular-priced Items

Quick Add

Clinton Blazer in Precision Ponte

~~Price reduced from to~~ S$ 740.00

Spring Refresh - Enjoy 25% Off Regular-priced Items

Quick Add

Zaine Trousers in Precision Ponte

~~Price reduced from to~~ S$ 370.00

Spring Refresh - Enjoy 25% Off Regular-priced Items

Join our mailing list for our latest updates and enjoy 15% off your first full price order. Learn more about our privacy policy here.

forms.newsletter.successresult

Customer Care

My Account
Track My Order
Returns & Exchanges
Shipping & Payments
Size Chart
FAQs

About Us

About Us
Stores

Mon-Fri: 9am-6pm GMT (excluding holidays)
Email

singapore (SGD)

Site Map

Exclusions

Customer Care

My Account
Track My Order
Returns & Exchanges
Shipping & Payments
Size & Alterations
FAQs

About Us

About Us
Stores

Contact Us

Mon-Fri: 9am-6pm GMT (excluding holidays)
Email

Legal

Terms of Use
Privacy Policy
Exclusions

singapore (SGD)

Site Map

Exclusions

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 Theory Project products, Bundles and permanent/core items (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. No exchange or return would be provided for products purchased with the Discount under this promotion. 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.

THEORY x MASTERCARD
(1) Promotional Period: The Promotional Period is from 1 January, 2024 to 31 August, 2025 (both days inclusive). (2) Eligibility: Mastercard Holders (collectively the “Eligible Customers”). (3) Designated Store in respect of this Promotion: Theory Stores at Pacific Place, ifc mall, Lee Garden Two, Harbour City, New Town Plaza, Cityplaza and Theory online store on hk.theory.com (collectively “Theory Stores”). (4) How to enjoy this Promotion: Eligible Customers can enjoy 10% discount on regular-priced items at Theory Stores. Their purchase must be fully paid by Mastercard. (5) General Terms and Conditions: Save and except shopping mall coupons and designated “Gift With Purchase” 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, 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. No exchange or return would be provided for products purchased with the promotion under this promotion. 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.

SPRING REFRESH
(1) Promotional Period: The Promotional Period is from 11 April, 2025 to 25 April, 2025 (both days inclusive). (2) Designated Store in respect of this Promotion: Theory Online Store at 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 25% discount on regular-priced items (the “Discount”) at Theory Online Stores. The Discount will automatically apply at checkout. (4) General Terms and Conditions: The Discount does not apply to Bundles (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. No exchange or return would be provided for products purchased with the Discount under this promotion. 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.

New Arrivals

New Arrivals

Linen Shop

Pants

Linen Shop

Pants

Forgot Password

Forgot your Password

Men's Suits