The Just Lift. Knee / Elbow Wraps are premium grade and have been extensively developed and tested in accordance with the needs and wants of weightlifters. Just Lift. Knee / Elbow Wraps are designed to offer support to the knees and elbows, during lifting and pressing exercises, such as squats or Bench Press. They are sturdy, stretchable, washable, fully adjustable and fasten with a strong Velcro grip.