Have you beaten all of your training partners so badly that they no longer want to drill with you? You're in luck, now you have the Scramble Grip Trainers. When your training partners are still bruised from the previous session, grab your Grip Trainers to work your spider guard, pistol grips and guard breaking grips. Whether it's pull-ups or weight-lifting, the Grip Trainers are sure to boost your grip strength. Constructed from 550 gsm pearl weave fabric.