229 Active Deals
📦 50,398 Tracked
Nike
Nike Men's Essential Micro Stretch Jock Strap (3-Pack) Underwear
22% off
$36.97
$47.50
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Under Armour
Under Armour Men's Performance Tech Brief Underwear – 3" Inseam, Castlerock Heather, Large (1-Pack)
22% off
$15.97
$20.60
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Fair Harbor
Fair Harbor Bayberry Trunk Men's Swim Trunks with Liner – 7‑Inch Inseam, Anti‑Chafe Classic Fit
22% off
$69.00
$88.00
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PUMA
PUMA Men's 5 Pack Performance Boxer Briefs – Red/Blue Medium Pack
22% off
$24.99
$32.00
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maamgic
Maamgic Men's Quick-Dry Swim Trunks with Mesh Lining – 7" Blue Striped, Large Size – Funny Swimwear
22% off
$17.99
$22.99
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Under Armour
Under Armour Men's Performance Tech Brief Underwear – 6" Inseam, 3‑Pack, Black Solid, Medium
21% off
$34.90
$44.00
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Calvin Klein
Calvin Klein Men's Pride Cotton Underwear – Soft, Everyday Comfort
21% off
$60.77
$76.50
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DANISH ENDURANCE
DANISH ENDURANCE Men's Organic Cotton Trunks – 3 & 6 Pack, Black, Size S
21% off
$51.95
$66.00
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Molasus
Molasus Women's Soft Cotton Underwear Briefs High Waisted Postpartum Panties Ladies Full Coverage Plus Size Underpants Black, Large
21% off
$20.53
$25.99
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DAVID ARCHY
Men's Bamboo Rayon Trunks – Soft, Breathable, Moisture‑Wicking Underwear, Seamless Comfort Waistband, 4‑Pack (XXL) – Black, Navy, Olive, Grape
20% off
$27.99
$34.99
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Fruit of the Loom
Fruit of The Loom Men's Recycled Waffle Thermal Underwear Bottom, Black, Large
20% off
$16.00
$19.99
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DAVID ARCHY
DAVID ARCHY Men's Bamboo Rayon Boxers, Cooling Breathable Underwear
20% off
$29.59
$36.99
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Arjen Kroos
Arjen Kroos Men Jockstrap Sexy Underwear Thong Cotton Athletic Supporter
20% off
$7.99
$9.99
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TELALEO
Men's Thermal Underwear Set - Fleece Lined Long Johns and Baselayer Shirts, Size Large (2 Set)
20% off
$29.69
$36.99
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Casey Kevin
Casey Kevin Men's Ultra-Soft Thong - Sexy Lingerie Underwear Panties G-String
20% off
$7.99
$9.99
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Arjen Kroos
Arjen Kroos Men's Dual-Pouch Jockstrap – Sexy Thong Underwear
20% off
$7.99
$9.99
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Penveer
Penveer Men's Bodybuilding Posing Trunks - Classic Physique Competition Suit, IFBB Style with Mesh Front, Black, Large
20% off
$31.99
$39.99
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Separatec
Separatec Men's Trunks Underwear – Dual‑Pouch Soft Breathable Bamboo‑Rayon Underwear for Men
20% off
$15.99
$19.99
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Sailwind
Sailwind Men's Thermal Underwear – Long Sleeve Wool Base Layer Crewneck Top – Dark Gray
20% off
$19.99
$24.99
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CL convallaria
Mens Thermal Underwear Long Johns Set - Cold Weather Hunting Base Layer
20% off
$19.99
$24.99
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Underwear Deals — Best Discounts on Amazon (2026)
Browse 229 active Underwear deals curated from Amazon, updated daily. Whether you're hunting for deep discounts or the latest arrivals, TheFashionDeals tracks every price drop so you don't have to. All prices shown are in USD and include Amazon Prime–eligible items.