Specifications BrandKALOADProduct NameHand GripColorBlackMaterialSteel PlasticSize13 16 5cmStrength5kg 165kgWeight420g Features 1 Adjustable Resistance Tailor your workout with adjustable resistance from 5kg to 165kg for a versatile hand grip strengthener 2 Material Crafted with nylon and steel this hand grip strengthener withstands rigorous forearm weight workouts 3 Portable Design At just 380g this hand flexibility trainer is lightweight and easy to carry perfect for on the go fitness 4 Comprehensive Training Ideal for strength training this hand exerciser grip targets hand muscles and wrist exercises for strength 5 Versatile Use Whether for sports music or health this hand grip strengthener enhances hand and forearm strength Package includes 1 x Finger Training Grip Only the above package content and other products are not included Note Light reflection and different displays may cause the color of the item in the picture a little different from the real thing The measurement allowed error is 1 3cm