CubeFit Strength Bands / Pull Up Assist Bands with Exercise Guide BAND SELECTION: You are viewing our BLUE band which provides a medium / heavy resistance of 50 - 120 lbs. It's 41 inches long, 1.77 inches wide and 4.5mm thick. Ideal for pull up assist, dips, and heavy strength applications involving the larger muscle groups, such as squats and deadlifts UPGRADE YOUR PULL UPS: Cubefit Strength Bands are the perfect tool to help take your pull ups, dips or muscle ups to the next level. If youre not sure which band is right for you, check out the Pull up Selection Guide in the images section SUPERIOR QUALITY: Our bands are made from 100% natural latex and are multi-layered using a continuous dipping process for enhanced strength and durability; they are seriously tough and will meet the demands of cross training, powerlifting and other high-intensity exercise QUICK START GUIDE INCLUDED: We'll send you a comprehensive full color guide by email upon purchase, which will provide you with a great selection of exercises that target the main muscle groups, along with some tips and general advice that will allow you to get the most benefit from your purchase BUY WITH CONFIDENCE: Weve created a solid product we think you'll love; but just in case you are not entirely satisfied, for whatever reason, we offer a 30-day, no questions asked, money back guarantee - just send the product back for a full refund