Caution: color: we ship according to the color of the first picture, in the package: if the quantity is not stated in the description, we will ship the item according to the quantity and model number in the title. Hand grip exerciser trainer wrist and forearm developer hand wrist device strengthener home gym gear| hand grips description: this wrist exerciser is made of premium steel that´s guaranteed to resist damage and corrosion from sweat, humidity, and other environmental factors. Designed for adjustable grip allowing you to create the perfect fit for your forearms, the grip ensures precise targeting of the muscles in your arms. Develop your forearms and wrists with this exercise equipment that´s designed to target the flexor and extensor muscles in your arms. Its compact structure allows you to easily and conveniently store it at home without taking up too much space. Enhance your grip strength and build your flexor and extensor arm muscles using one simple motion with the hand grip developer. You can adjust the foam grip for a comfortable fit and adjust the resistance to take your workout to the next level specifications: item name: hand grip exerciser material: pp+steel wire color: black size: 31.5*12.5*17Cm package includes: 1 x hand grip exerciser note: - there might be little error of size for manual measurement. - The colors deviation might differ due to different monitor settings, please kindly understand.