2pcs Pull Up Ball With Heavy Duty Strap Non Slip Hand Exercise(yellow) The product is shipped based on the color or size of the main image of the product page. 2Pcs Pull Up Ball With Heavy Duty Strap Non Slip Hand Exercise Cannonball Grip For Hand Strength Climbing Training Power Grip Ball|Hand GripsMaterial:Grip Ball:PU & 304 stainless steel ringWebbing Strap:NylonSize:Grip Ball: Diameter 2.8inch/7.2cmWebbing Strap: length 9inch/23cmCarabiners:length 2.75inch/7cmFeature:1.CRUSH AND PINCH GRIP-Pinch grip is the power between your fingers and your thumbs. Cannonball grips are a great way to focus on both with one tool.2.NON SLIP-Solid PU material, groove ball surface, increase the friction force area, so that your hand hold the sphere firmly.3.Come with 304 stainless steel ring + nylon webbing with carabiners. Install anywherePackage included:2x Pull Up Ball2x Webbing Strap2x Carabiners