PSD Underwear Youth Jaws Briefs Youth Briefs are made from soft-to-the-touch fabric with four-way stretch and our soft Signature WaistBand for a fit that goes with everything. Breathable Athelti Feel Contoured saled pouch, flatock seams for extra durability, tagless/seamless back, wide soft elastic waistband 90% Polyester 10% Elastane