It is recommended that the tubing be stretched no further than 1.5 times its resting length to minimize breakage and ensure the lifespan of the tubing.
The proper way to put on either the Lex Loop or the Xercuff® is to step into the middle of the tubing ring with both feet then secure the cuffs to ankles. The rubber tubing should always be on the outside of your ankles.
The 50lb Performance Bag comes complete with one 20lb filler bag and three 10lb filler bags. The 100lb Performance Bag comes with three 20lb filler bags and four 10lb filler bags.