Underwear Expert: Fit, Comfort & Confidence

About Underwear Expert

Underwear Expert is the world’s most trusted men’s underwear curator—blending two decades of founder Michael Kleinmann’s savant‑level know‑how with custom sizing tech. Since 2015, the brand has offered a subscription service delivering handpicked underwear based on each person’s fit, style, and vibe—so you get that "best pair" feeling, every time. Proudly LGBTQIA+ owned.

Related Stores

Silver Jeans

4 Offers

Calvin Klein HK

8 Offers

Diarrablu

6 Offers

Solbari

9 Offers

ERGO Baby

9 Offers

Mountain Warehouse

5 Offers

Rosegal

10 Offers

Jimmy Choo

7 Offers

DiBanGu

8 Offers

Real Relaxed

3 Offers

First Tactical

19 Offers

Printful

8 Offers

Farm Rio

10 Offers

HerRoom

10 Offers

Dresslily

19 Offers

Underwear Expert's Categories

Clothing & Accessories

All (8) Codes (2) Deals (6)

Verified

35% Off On Selected Items

Get 35% Off On Selected Items at Underwear Expert

Get Code

**PERT

Terms & Conditions

This code has limited usages, and has been used 1 times.

Cannot be used in conjunction with any other offer.

All brands reserve the right to remove any offer without giving prior notice.

Available whilst stocks lasts.

For full Terms & Conditions please see website.

Verified

30% Off Your First Month

Get 30% Off Your First Month at Underwear Expert

Get Code

**ke30

Terms & Conditions

This code has limited usages, and has been used 1 times.

Cannot be used in conjunction with any other offer.

All brands reserve the right to remove any offer without giving prior notice.

Available whilst stocks lasts.

For full Terms & Conditions please see website.

Free Shipping on $50+ Orders

Get Deal

No Code

Terms & Conditions

This code has limited usages, and has been used 0 times.

Cannot be used in conjunction with any other offer.

All brands reserve the right to remove any offer without giving prior notice.

Available whilst stocks lasts.

For full Terms & Conditions please see website.

Get Deal

No Code

Terms & Conditions

This code has limited usages, and has been used 0 times.

Cannot be used in conjunction with any other offer.

All brands reserve the right to remove any offer without giving prior notice.

Available whilst stocks lasts.

For full Terms & Conditions please see website.

Up to 60% Off Clearance Products

Get Deal

No Code

Terms & Conditions

This code has limited usages, and has been used 0 times.

Cannot be used in conjunction with any other offer.

All brands reserve the right to remove any offer without giving prior notice.

Available whilst stocks lasts.

For full Terms & Conditions please see website.

Save Up to 30% on Clearance Items

Get Deal

No Code

Terms & Conditions

This code has limited usages, and has been used 0 times.

Cannot be used in conjunction with any other offer.

All brands reserve the right to remove any offer without giving prior notice.

Available whilst stocks lasts.

For full Terms & Conditions please see website.

Save 25% on Your First Box Purchase

Get Deal

No Code

Terms & Conditions

This code has limited usages, and has been used 0 times.

Cannot be used in conjunction with any other offer.

All brands reserve the right to remove any offer without giving prior notice.

Available whilst stocks lasts.

For full Terms & Conditions please see website.

Save 10% on Select C-in2 Collection

Get Deal

No Code

Terms & Conditions

This code has limited usages, and has been used 0 times.

Cannot be used in conjunction with any other offer.

All brands reserve the right to remove any offer without giving prior notice.

Available whilst stocks lasts.

For full Terms & Conditions please see website.

Underwear Expert Promo Codes & Coupons January 2026

About Underwear Expert

Related Stores

Underwear Expert's Categories