Sexiest and Most Comfortable Mens String Bikini Underwear Swimwear Brand in Taiwan, Designed and Made in Taiwan

iSwimFashion 2025 Summer Presents (Apr 1 ~ May 31) - Enjoy a gift s4004-S1 one-string gstring swimwear for mens underwear and swimwear orders reach NT$3888. 2025迎夏禮物 (4月1日至5月31日)：iSwim 男性內褲泳褲訂單滿3888享贈品s4004-S1單線丁字泳褲一件（價值660元）
iSwim Fashion - Sexiest & Most comfortable mens string bikini underwear swimwear brand in Taiwan, Original design, Semi-custom, Artisanship, Handmade
Join as a Premium Member, enjoy more benifits and discounts. 歡迎加入Premium會員，享有更多優惠。
Y-back The Best Sleek Mens Sexy Thong, Y丁-最俐落剪裁舒適又性感的男用丁字褲，健身運動不卡屁屁，不只性感、我們更在意日常的舒適
We delivery worldwide more than 60 countries, 台灣最性感又舒適的手工性感內褲半客制化訂製，全球配送超過60國
享受性感每一天 讓幸福發生！Enjoy sexy everyday, make happiness happen

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New Styles

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Sexy bulging shaft thong underwear (Y-back) SALE

Sexy bulging shaft thong underwear (Y-back)

25u1047-Y2

Sexy bulging shaft smile brazilian underwear (half back) SALE

Sexy bulging shaft smile brazilian underwear (half back)

25u1047-U2

Sexy bulging shaft bikini underwear SALE

Sexy bulging shaft bikini underwear

25u1047-F2

Magic bulge double loop V-string thong SALE

Magic bulge double loop V-string thong

25u3009-M8

4D bulge double loop G-string thong

4D bulge double loop G-string thong

25u4077-M0

Snug lifting bulge brazilian swimwear

Snug lifting bulge brazilian swimwear

24s1023-H2

ROCK bulge color matching brazilian underwear

ROCK bulge color matching brazilian underwear

24u4075-H1

ROCK bulge color matching bikini underwear (3/4 back)

ROCK bulge color matching bikini underwear (3/4 back)

24u4075-B1

ROCK bulge color matching bikini underwear

ROCK bulge color matching bikini underwear

24u4075-F1

One-piece unisex tanga underwear

One-piece unisex tanga underwear

24u4074-A2

UNISEX lace string brazilian underwear

UNISEX lace string brazilian underwear

24u4079

Glory hole bodysuit thong leotard

Glory hole bodysuit thong leotard

24u8014

Every man thonger need one sleek Y-back thong, 每一位愛好丁字褲的男性, 都應該要有一件俐落的Y型丁字褲

Best Choice

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4D bulge string thong underwear (V-string) SALE

4D bulge string thong underwear (V-string)

25u3028-V1

Mini narrow bulge double loop V-string thong

Mini narrow bulge double loop V-string thong

25u4082-M8

Sway bulge V2 string thong underwear (T-back)

Sway bulge V2 string thong underwear (T-back)

23u3036-T1

4D bulge string swim thong (V-string)

4D bulge string swim thong (V-string)

23s3012-V1

EU snug sway bulge string capri brazilian (tanga)

EU snug sway bulge string capri brazilian (tanga)

23u3030-A2

Magic bulge thong underwear (V-back)

Magic bulge thong underwear (V-back)

22u1026-V1

Printed swim pouch 3mm g-string (one-string swim thong)

Printed swim pouch 3mm g-string (one-string swim thong)

22s4004-S1

4D bulge string capri brazilian (wrinkle)

4D bulge string capri brazilian (wrinkle)

20u3018-A6

Cock ring enhancing magic bulge thong (Y-back)

Cock ring enhancing magic bulge thong (Y-back)

20u1045-Y1

Smooth lifting pouch bikini (3/4 back)

Smooth lifting pouch bikini (3/4 back)

20u1033-B1

Enhancer pouch swim thong (Y-back)

Enhancer pouch swim thong (Y-back)

18s1001-Y1

Baseball pouch thong

Baseball pouch thong

18u1016-T1

u1008 Swing Bulge V-shape Mens Sexy Thong, 可晃動激凸囊袋V型男性感丁字褲Sexiest and Most Comfortable Y & V-back mens thong in Taiwan, 台灣最性感舒適的Y型、V型男丁字褲

Flash Sale

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Extreme U-cut micro pouch thong SALE

Extreme U-cut micro pouch thong

17u1004-T1

bent barbell 0G (8 x 25mm) SALE

bent barbell 0G (8 x 25mm)

PB-8x25x10

Mini NUDIST bulge string capri brazilian (tanga) SALE

Mini NUDIST bulge string capri brazilian (tanga)

21u3008-A2

Smooth pouch sexy slingshot thong SALE

Smooth pouch sexy slingshot thong

20u4006

captive bead ring with pop fit ball (10mm) SALE

captive bead ring with pop fit ball (10mm)

PR-pop-10mm

bent barbell 2g (6 x 25, ball 12mm) SALE

bent barbell 2g (6 x 25, ball 12mm)

UPB-6x25x12

Super sexy X pouch swim bikini (unique in world) SALE

Super sexy X pouch swim bikini (unique in world)

13s310

Seamless strings slingshot thong SALE

Seamless strings slingshot thong

21u4061

Swing bulge bikini (3/4 back) SALE

Swing bulge bikini (3/4 back)

20u1035-B1

Magic bulge string thong underwear (V-string) SALE

Magic bulge string thong underwear (V-string)

25u3009-V1

C-RING COCK RING 50mm SALE

C-RING COCK RING 50mm

cr022-50

Sway bulge thong (Y-back) SALE

Sway bulge thong (Y-back)

17u1008-Y1

The most comfortable and sexy mens Y-Thong in World, 最舒適又性感的Y型男丁字褲

Hot Styles

More ❯❯List more hot styles

Mini round pouch one-string g-string (mesh)

Mini round pouch one-string g-string (mesh)

23u4086-S1

Faucet pouch sexy thong

Faucet pouch sexy thong

22u1046-T2

Magic bulge string capri brazilian (tanga)

Magic bulge string capri brazilian (tanga)

21u3009-A2

Magic bulge thong in match color (Y-back)

Magic bulge thong in match color (Y-back)

21u1048-Y1

Mens sexy lace bulge thong

Mens sexy lace bulge thong

20u1052-T1

8cm rise mini pouch thong (limited) SALE

8cm rise mini pouch thong (limited)

20u1019b-T2

Stud bulge string thong (Y-back)

Stud bulge string thong (Y-back)

19u4015-Y1

Magic bulge string thong (Y-back)

Magic bulge string thong (Y-back)

19u3009-Y1

Single side swim half thong (right)

Single side swim half thong (right)

15s205

Fitted pouch bikini underwear

Fitted pouch bikini underwear

14u554

Ultra narrow smooth pouch swim bikini

Ultra narrow smooth pouch swim bikini

13s309

Smooth pouch swim briefs with double line match color (half back)

Smooth pouch swim briefs with double line match color (half back)

13s146

The Tinest Sleek V-String Mens Thong, More comfortable and sexy than a g-string, 最舒適、最小的8mm細帶V弦丁字褲, 比G弦褲更性感
春季禮物（至2025-03-31）：訂單滿2888享一件贈品 u4024-S1 (面料顏色隨機，價值550元，恕不接受指定顏色)

Premium會員募集中：歡迎加入Premium立享85~88折優惠，讓您享更多優惠，推薦給經常購買同捆組的會員，詳情請見：Premium Membership

受COVID-19疫情影響，目前發往可通達國家之郵件，郵遞時效皆有所延誤，目前可收寄出口國際航空郵件（EMS、包裹及小包）僅 107個國家/地區。
iSwim Spring Presents (until 2025-03-31): Orders reach 2888 enjoy a free gift u4024-S1 (Fabric color is random, value 550TWD, Specified color is not available).

Premium members are being recruited, Welcome to join Premium and enjoy an immediate discount of 12~15%, to save more and more. Recommended to members who often purchase value packs, please see: Premium Membership

Due to the COVID-19 outbreak, airlines have suspended flights, Air Parcel/Packet or EMS service currently available to 107 destinations.
Front - Sway/Swing bulge slingshot sthong, Sexier and Comfortable, 極性感激凸吊帶男丁字褲，一件您必須收藏的男性丁字褲