Strauss Chest Expander with 5 Springs and Double Wheel Ab Exerciser with Knee Pad Portable upper-body workout equipment for exercising any-time, anywhere. Made with chrome steel and wooden handles for enhanced quality and durability. The five spring cables instead of normal 3, brings added resistance level for a more strenuous workout. Maximum Pulling range 150 cm including the grip. Maximum Pressure 30 Kgs each spring could subject to max 6 Kgs pulling force. DURABLE CONSTRUCTION - Adopt ultra-quiet dual action wheels,environmental protection EVA ABS materials, stainless steel metal support frame, comfortable extended handle,anti-slip wear-resisting. Durable, stable, safe and high load capacity. ULTRA PORTABLE CONSTRUCTION - Easy to assemble, our Ab Roller is suitable for travelling, and manufactured from lightweight durable materials for easy carrying in bags or luggage, guaranteeing wherever you are, the perfect core workout will be within arm's reach. TARGETS ABS AND CORE - Tones and strengthens abs, arms and back muscles to help build strong tight core and ab muscles for back support and posture. ERGONOMIC PERFORMANCE GRIPS – Thick ergonomically designed memory foam handles have been added the ab wheel to increase grip and overall comfort during workouts and even for prolonged use. Never slip and feel uncomfortable gripping an ab carver again. PREMIUM KNEE PAD - Ab Wheel includes a soft knee pad, protecting your knees from pain and grinding when working out on hard or wooden floors or on carpets at home or at the gym.