Key Features Block Pulls Cleans & Snatches Short Range Dead Lifts Floor Bench Presses Step-ups Box Jumps Ideal for perfecting lifting technique. Jerk boxes or blocks are an ideal addition for any gym or athlete in aiding technique focused weight training whilst removing the need to perform a clean action to obtain the rack position. This brilliantly designed set are cost effective, easy to store and highly adaptable, able to be split and recombined in whatever combinations your workout needs! SPECIFICATION: Brand Origin Usage Home Use, Commercial Use Condition Brand New Warranty 1 Year Warranty