expander made of natural bold, thicken tube, high tensile strength and anti-skid handle to keep you preventing your hand from falling off the exerciser. Versatile tool to work the back, lats, shoulders, hamstrings, quads, forearms and triceps as well as the . Features - Color: Assorted color. - Material: Latex. - Size: 65.00 x 15.00 x 4.00cm/ 25.55 x 5.89 x 1.57 inch. - expander have 5 latex , easy to detach or reattaching the for different strength strength. - Training your arm, , shoulders, back, your whole upper body. - Simple structure is easy to be taken to office, gym, camping or traveling, doing , any time. - Designed to improve strength and power. Portable, lightweight alternative to free weights and machines. - Easy disassembly and easy to adjust the tensile strength. anti-skid handle design. Package list: 1 x expander