Rainbows & Sunshine Boy's Bamboo Viscose Boxer Brief Underwear - 3 Pack

$16.38 ~~$26~~ In stock

The softest undies they’ll ever own! Our boxer briefs are made from buttery soft custom-milled Soluxe® bamboo viscose, so comfy they'll always be the number one pick from the underwear drawer. Featuring adorable Blue Rainbows and Sunshine prints and a bright solid blue, our collection of boys’ underwear puts the fun in function.

Made from custom-milled Soluxe® Bamboo that’s gentle on sensitive or eczema-prone skin
Seasonless fabric to keep them cool and dry
Smooth seams for all-day comfort
No interior tags
Fully encased elastic waistband
Pack of three in Blue Rainbows, Sunshine & Sky Blue
95% viscose from bamboo; 5% spandex
Machine wash cold

Note: All purchases of boys’s underwear are final sale and non-refundable for sanitary and hygiene reasons.

Little Sleepies is proud to donate a portion of each and every sale to Alex's Lemonade Stand Foundation for Childhood Cancer.

Customer Reviews (4.8 / 5 · 5 reviews)

Charlotte ★★★★★ Oct 12, 2026

My son picks these out of the drawer every single morning. The bamboo viscose fabric is genuinely buttery soft and has held up perfectly after

Robert ★★★★★ Sep 15, 2026

These bamboo viscose boxer briefs are so soft my son actually asks for them by name now. The waistband doesn't dig in at all, even after a full day of running around at school, and they've held up fine through several washes.

George ★★★★★ Sep 14, 2026

My son used to complain about itchy waistbands but these boxer briefs, he puts them on without a fight. The 3-pack is handy too since he always wants the same pair.