SPECIFICATIONS Type of sports: Strength Training Four-In-One Multifunctional Fitness Board Abdominal Wheel / Rally Rope / Push-Ups / Plank Support New Feature Upgrade One-Stop Meeting Fitness Needs Multi-Mode Free Choice/Thickened Elbow Support Counter/Timer/Push-Up Stand Pressure Resistance /High Hardness Materials 50 LB. Extra Thick /Silicone Stretch Cord 50 LBS Power Bounce ,Helps Newbies Workout 50 Pounds Of Thickened Silicone Elastic Cord, Providing Strong Rebound, Easy On The Hands, 1M Slide To Adapt To A Variety Of Heights Runs Quietly,Fitness Is Not Intrusive Abdominal Board Comes With 8 Silent Rollers 50 LB Silicone Silent Stretch Rope Exercise Without Rattling Comfortable And Skin-Friendly Extra-Thick EVA Material Protects Elbows Easy To Power Up Resistant To Compression And Deformation Sturdy And Durable High Hardness Pp Material Can Withstand Long Time, High Intensity Training, Workout Without Fear Of Denting, Deformation And Breakage. Increased Stress Surfaces,Rejecting Wobble Increase The Force Area And Glide Evenly To Reduce The Risk Of Rollover And Sway. Accurate Data Logging,Embedded Intelligent Timer Built-In Smart Chip Precise Timing Intelligent Control Of Workout Progress Product Parameters Name:Multifunctional Fitness Board Material:PP+TPE Color:Pink/Purple/Black Purpose:Yoga Fitness Exercise Size:106CM*41CM*7CM *Note: Size Are Hand-Measured, Slight Error, Please Understand!