Keep your stability ball in place with this sturdy and durable balance ball ring. Made from durable plastic, this raised ring is sturdy yet lightweight, and is easily assembled with 4 pieces that slot into one another.  The stability ring can be used to hold exercise balls ranging from 45cm to 85cm
Measures 20"W x 2"H.

Warning:

- Do not use therapy ball on base on slippery surface

- Adult supervision is required when used by a child

anneau, stabilité, ballon anneau