Jumping Trainers by Yes4All. Details:What is cooler than decorating your house with furniture you can exercise with! Yes4All wooden plyometric box can help you do various exercises and even take your training to another level even at home. Work your core, muscles and total body with only one box which has the ability to quickly change height/level by simply turning it to other sides The product is also charming enough to be a smart piece of furniture for your space. It would be a strong table, chair, nightstand, step stool, etc thanks to the durable and sturdy plywood material Let’s make your house look more appealing with these two vintage colors - Espresso and Moss Brown. Both are wire brushed to have a “super wood” appearance while being anti.