describe: *Brand new and high quality *Made of high quality material, and practical Specification: Product name: pull trainer Product color: black/red/blue Product size: blue 11cm black 12cm red 13cm (diameter) Product weight: blue 64.5g black 80.7g red 75g Product pounds: blue 25 pounds, red 35 pounds, black 45 pounds Product material: NBR handle + latex + polyester Product use: tension training, correction of bow posture Package includes: pull trainer*1 Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. 【Effective Strength Training】The Bow Shoot Trainer Resistance Band is designed to provide effective strength training for enthusiasts. It helps improve and shoulder muscles, enhancing the technique and accuracy. 【For durable and Practical】Made of materials, this resistance band is for durable and practical for long-term use. It can withstand regular use without losing elasticity or breaking. 【Adjustable Resistance Levels】The product comes in three different colors, each representing a different intensity level. The blue band has a resistance of 25 pounds, the red band has a resistance of 35 pounds, and the black band has a resistance of 45 pounds. Users can choose the appropriate band based on their training needs and fitness level. 【Comfortable and Convenient】Featuring a NBR handle and latex construction, this resistance band offers a comfortable grip and ensures a secure hold during training sessions. The compact size and lightweight design make it easy to carry and store. 【Training Tool】The Bow Shoot Trainer can be used for various purposes, including tension training and correction of bow posture. It is suitable for archers of all levels, from beginners to advanced shooters.