Nike Swimming Shorts Size & Fit Regular fit Available in sizes XS-XL Size Guide: XS = 7-8 years, S = 8-9 years, M = 9-11 years, L = 11-13 years, XL = 13-15 years Details End Use: Swimming 4 Inch Volley Swim Shorts by Nike Orange Split logo print Signature Swoosh sits at the hem Stretch elasticated waistband for extra give Regular cut through leg for ease of movement Material & Care Material Content: Body: 100% polyester; Lining: 50% recycled polyester 50% polyester