Kids' Comfort: These boxer briefs are thoughtfully crafted from a blend of 90% Polyester and 10% Spandex, ensuring a comfortable and supportive fit that your child will love to wear all day Easy Pull-On Style: Designed with convenience in mind, these boxer briefs feature a simple pull-on closure, making getting dressed hassle-free for kids 90% Polyester, 10% Elastane Machine Wash Fastening: Pull On Calvin Klein Boys' Kids Performance Boxer Brief Underwear, Multipack Classic RH5135C Quick-Dry & Breathable: Kids can stay active and comfortable as these boxer briefs are equipped with quick-dry mesh and lightweight microfiber materials. They allow breathability, ensuring your child stays cool and dry during play Iconic Calvin Klein Waistband: The soft elastic waistband features the iconic Calvin Klein repeating logo, adding a stylish touch to these kids' underwear. Not only are they comfortable, but they also look great Mix and Match: Buy multiple different packs of these Calvin Klein Boys Performance Boxer Briefs to provide your child with a variety of comfortable underwear options