Speedo Size Charts Try on your suit to make sure it fits correctly. Suits should fit snug with no wrinkles or gaps. Jammers should end above the knee. The first time you try on your suit it will feel tight. Your suit will loosen when it is wet and with continued wear. Try your suit on BEFORE you get into the water. Suits that have been worn in the water cannot be returned or exchanged. Brands fit differently: Size 28 Speedo does not equal Size 28 Nike, Jolyn, TYR, Arena or Dolfin. If you are getting a new suit, is it best to try it on. Key Benefits Compressive Competitive Fit - Speedo's most compressive fit for optimal performance and drag reduction. Drawcord At Waist - Allows an adjustable fit Gusset Lined - Gusset lined for modesty and light support EnduraSoft - Comfort meets performance in this long-lasting, chlorine-resistant fabric with four-way stretch and pilling resistance. Body made of 82% recycled polyester, 18% Creora® HighClo™ elastane