This high-quality archery release trainer is crafted from durable PLA material, offering excellent stability and the ability to withstand significant force. It is an essential tool for archers of all levels; beginners can use it to quickly learn and master basic shooting posture, while advanced archers can incorporate it into daily action training. The exerciser helps increase pulling strength, improve holding stability, and build shooting stamina, effectively preparing you for your next bow hunting trip. Featuring a built-in level bubble, this training aid helps maintain proper balance within a reasonable range to ensure desired movement effects. It is designed for simple installation and wide application, suitable for use with various spindles and off-hand devices, both indoors and outdoors. Primarily used for motion correction and off-hand exercises, it faces minimal usage restrictions. It also makes a wonderful and thoughtful gift for friends, family, or yourself. Specifications: Material: PLA Package Includes: 1 x Bow Release Trainer Please Note: Please allow a 1-2cm measurement variance due to manual measuring. Product colors may vary slightly from images due to monitor display differences.