UCS Gymnastic Training TrapezoidsUCS Trapezoids are designed to offer the firmness needed for teaching and developing basic motor and gymnastic skills, the UCS Trapezoid is fabricated out of a unique combination of high density polyurethane and our exclusive 21 oz. knife coated vinyl. UCS Trapezoids feature 2" Velcro flaps holding sections securely in place while enabling you to quickly dismantle for other activities. Sizes: As Above Colors: Available in rainbow and solid colors.