The Speedo Youth Boy's Marina Volley Shorts features Speedo's exclusive UV Block the Burn fabric technology for more body coverage and greater sun protection. This tighter knit fabric provides a higher level of protection; improved fit so overstretched product does not decrease the UPF rating. Lightweight and compact for quick drying and easy travel, this elastic waistband Volley has 19" (48.3 cm) out seam.