85501 Features: -Latex, PVC, phthalates and chloride free. -Improves alignment, stability, core strength and flexibility. -Made of non-PVC burst resistant material. -New textured surface provides additional gripping. Product Type: -Balancer or stability ball. Number of Items Included: -1. Dimensions: Overall Height - Top to Bottom: -21.65 Inches. Overall Width - Side to Side: -21.65 Inches. Overall Depth - Front to Back: -21.65 Inches. Overall Product Weight: -1 Pounds.