Amazon.com : Body-Solid 3-Way Plyometric Box Set - Exercise, Jump, and Step Up Boxes for Training, Gym, Fitness, and Home Workouts - Foam, Adjustable, Soft, and Durable Plyo Boxes (20, 24, 30
Soft Square Plyometric Boxes by Hadar Athletic | Made in USA
Amazon.com : Champion Sports Foam Plyometric Box Set with 3", 6", 12", 18", and 24" Included - Durable Jump Boxes for Training with Handles, Hook and Loop Flaps - Stackable Cross Traning