Specification Brand : Silipull BulletPoint1 : 4 Resistance Levels: you will receive 4 pieces of silicone resistance bar in different colors, each color represents a different resistance level, 4 different colors of resistance levels are: extra light (yellow), light (red), medium (green) and hard (blue), to meet the different needs of each person; You can start with the yellow color, and then gradually increase the training intensity according to your ability BulletPoint2 : Portable Design: our twist bar is designed to be lightweight and easy to carry and use, with the help of the twist bar, you can exercise your wrist strength anywhere, such as at home, in the office, in the car, making your daily practice more convenient BulletPoint3 : Hand Strength: you can twist and bend these twist hand exerciser bars to strengthen your hands, wrists and forearms for better performance in tennis, golf, weightlifting and other sports BulletPoint4 : Sturdy and Durable: these fitness resistance bars are made of quality silicone, sturdy and flexible, won't break easily, well suited as a gift for your family members or friends who like to work out, and also a good choice for home workouts and other physical activities BulletPoint5 : Widely Applicable: whether you are a beginner or an advanced fitness enthusiast, you can build your hand strength with our exercise hand bars, suitable for sports fields, gymnasiums, tennis courts and golf courses Color : Pastel Color CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 687847910008 ExternallyAssignedProductIdentifier2 : 0687847910008 IsCordless : 1 ItemName : Silipull 4 Pcs Resistance Bar Twist Hand Exerciser Flexible Bars, Improve Grip Strength Fitness Resistance Bar for Tennis Elbow, Golfer's Elbow(Pastel Color) ItemPackageDimensions_Height : 39.1922 centimeters ItemPackageDimensions_Length : 4.3942 centimeters ItemPackageDimensions_Width : 16.51 centimeters ItemPackageQuantity : 4 ItemShape : Egg Shape ItemTypeKeyword : grip-strengtheners Manufacturer : Silipull MassagerForm : massage_roller MassageTherapyTechnique : rolling Material : Silicone ModelName : Power Wrist Roller ModelNumber : MIU-Silipull-0495 PartNumber : MIU-Silipull-0495 PowerSourceType : Manual/Hand-Powered ProductBenefit : Muscle Therapy ProductDescription : Features: You can use these wrist twist bars to easily enjoy plenty of grip strengthening and forearm workouts, suitable for exercise, rehabilitation and injury prevention. This forearm strength trainer is lightweight and portable, you can use it in the gym or at your home for an everyday workout. Specifications: Material: silicone Color: yellow, red, green, blue Size: approx. 12.6 x 1.42 inches/ 32 x 3.6 cm Package includes: 4 x Resistance bars Notes: Manual measurement, please allow slight errors in size. The color may exist a slight difference due to different screen displays. ProductSiteLaunchDate : 2009-02-21T21:40:01.000-00:00 SpecificUsesForProduct : Wrist Strengthening, Wrist Rehabilitation Style : modern" or "minimalist SupplierDeclaredDgHzRegulation : not_applicable TargetUseBodyPart : hands TensionLevel : Extra Light, Light, Medium, Hard UnitCount : 1 UnspscCode : 49201600 WaterResistanceLevel : not_water_resistant