Approved for use in FIG, USAG, NCAA and NFHS competitions
Top and sides material is 18 oz knife coated vinyl- Nyloplast bottom accommodates rapid air release and reduces slippage
- Filler is 4" (10 cm) 70 ILD polyurethane soft foam
- 4' x 8'
- "WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, and other reproductive harm."