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37 products

  • Undergear Ribbed Zipper Hooded Top Undergear Ribbed Zipper Hooded Top
    Quickshop More than just a brand, Undergear is a mindset. Undergear Ribbed Zipper...
    Undergear Ribbed Zipper Hooded Top
    Regular price $42.00
  • Tartarus Peakaboo Wrestler Tartarus Peakaboo Wrestler
    Quickshop Tartarus Peakaboo Wrestler by Undergear – Bold, Fearless One-Piece for the Modern...
    Tartarus Peakaboo Wrestler
    Regular price $38.00
    • Tartarus Peakaboo Wrestler
  • Square Trunk Square Trunk
    Quickshop Embrace the epitome of summertime style with the Square Trunk by Pride...
    Square Trunk
    Regular price $28.00 $35.00 Sale price
  • PRIDE 11 BRIEF PRIDE 11 BRIEF
    Quickshop Elevate your beach style with the Pride 11 Brief, the latest swimwear...
    PRIDE 11 BRIEF
    Regular price $25.60 $32.00 Sale price
  • PRIDE JUSTIN BRIEF PRIDE JUSTIN BRIEF
    Quickshop Embrace the spirit of summer with the Pride Justin Brief, the latest...
    PRIDE JUSTIN BRIEF
    Regular price $25.60 $32.00 Sale price
  • Ernesto Square Trunk Ernesto Square Trunk
    Quickshop Elevate your beachwear with the Ernesto Square Trunk by Pride USA, available...
    Ernesto Square Trunk
    Regular price $28.80 $36.00 Sale price
    • Ernesto Square Trunk
    • Ernesto Square Trunk
    • Ernesto Square Trunk
  • Pride Vince Trunk Pride Vince Trunk
    Quickshop Experience the ultimate in poolside style and comfort with the Pride Vince...
    Pride Vince Trunk
    Regular price $28.80 $36.00 Sale price
  • KINEO FURRY SWIM TRUNK KINEO FURRY SWIM TRUNK
    Quickshop Unleash your wild side with the Kineo Furry Swim Trunk, a bold...
    KINEO FURRY SWIM TRUNK
    Regular price $24.00 $30.00 Sale price
  • KINEO PRINTED SWIM TRUNK KINEO PRINTED SWIM TRUNK
    Quickshop Dive into summer style with the Kineo Printed Swim Trunk, a bold...
    KINEO PRINTED SWIM TRUNK
    Regular price $24.00 $30.00 Sale price
  • Clay's Trunk Clay's Trunk
    Quickshop Conquer the beach in style with Clay's Trunk, a versatile and budget-friendly...
    Clay's Trunk
    Regular price $20.00 $25.00 Sale price
    • Clay's Trunk
    • Clay's Trunk
  • Brad's Blue Trunk Brad's Blue Trunk
    Quickshop Elevate your men's underwear collection with Brad's Blue Trunk, a stylish and...
    Brad's Blue Trunk
    Regular price $20.00 $25.00 Sale price
    • Brad's Blue Trunk
  • Dean Trunk Dean Trunk
    Quickshop Elevate your beach style with the Dean Trunk, the must-have men's swimwear...
    Dean Trunk
    Regular price $20.00 $25.00 Sale price
    • Dean Trunk

Collection: Swimwear & Activewear

Dive into summer-ready style with The Underwear Store’s Swimwear & Activewear Collection, your go-to lineup for high-performance swim trunks, stylish swim briefs, sleek swim bikinis, and versatile activewear like men’s singlets and gym essentials. Whether you’re hitting the beach, poolside, or crushing workouts, our collection delivers everything you need—from quick-dry men’s swim trunks that offer comfort and coverage, to bold swim bikinis and trims for a daring poolside statement, as well as supportive swim briefs designed for freedom of movement. Our activewear staples, including breathable men’s singlets, keep you cool and confident from gym sessions to outdoor runs. Crafted with premium materials that ensure durability, stretch, and moisture-wicking performance, this collection is all about function fused with style. Shop today and discover why guys across the U.S. trust The Underwear Store to upgrade their swimwear and active gear with on-trend, high-quality pieces that boost both comfort and confidence.

Men's Briefs

51 products

Men's Trunk

82 products

Men's Bikini

13 products

Robes

1 product

Men's Thongs

43 products

Boy Shorts

5 products

Teddies

4 products

Jockstrap

62 products