Up Wing Sports Safety Elbow & Knee Pads 1. Material: Nylon/Cloth/Sponge ... Sandong Industrial Park, North Phoenix Road, Huadu District, Guangzhou Up Wing Sport Goods Industry Co., Ltd. have six years' experience in ... patent countries. OEM brands include Fly Jumper, Up Wing, Powerstrider, Jolly Jumper, Pro-Jump, Air Trekker, Fun Rise. Jumping stilts series products ...