Nextstandard SAFS Men's Low Rise Swim Training Jammer Blue Dark Grey 32 Reasonable price with high for the daily swim training or underwear for any sports This product is made to stick to the skin very tight for advanced user. You may feel tightness at first. "brief cut" in the front which eliminates the seam in the middle Junior 10(10-12): Waist 23" -26", Junior 12(12-14): W 24" -27", 26: W 25" -28" 28:W 27-29", 30:W 29-31", 32: W 31-33" Spandex or polyurethane for expandable comfort. Quick drying material (Nylon or Polyester)