The Sensory Shaker is an oversized bag that when filled with balls provides tactile input as well as vestibular input for your client as he or she sits inside and you shake him or her up. Without movement, the Sensory Shaker provides a small, enclosed space for your client. The bag is made of breathable yet sturdy jersey fabric with strong handles sewn into the fabric to make shaking easier. The bag's size is versatile enough to accommodate a large range for clients from toddlers to elementary ages. 60" (152.4cm) x 120" (304.8 cm) circumference. Plastic balls sold separately(B9208-40B, B9208-40X & B9242-62-01)