Strauss Double Wheel Ab Exerciser With Knee Mat | Anti Skid Wheel Base,Non Slip Foam Handles & Dual Abdominal Exercise | Core Workout | Ideal For Home Workout for Abs, Tummy, (Blue) 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 ABS WORKOUT - Strong Handles that can be gripped easily. Knee pad supports the knees during workout. Portable and compact in shape, Size. You will burn more calories doing exactly the same exercise as you have always been doing and take your workout to the next level. 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. 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.