My Back seat is my Gym Locker and I load my Gym Bag with certain items, depending on the day.
Knee wraps, Wrist wraps, Wrist straps, Belt, Chalk, BT Speaker, BT Headphones, Chucks, Notebook, Squat Shoes, Clamps, bench daddy, bench bloks, Skull Smash, Knee Sleeves,..... I've got way too much...