Size - 7.5 x 4 cm / 2.95 x 1.57 inches (Length x Width); Thickness: 2 mm; Diameter of all four holes: 1.3 cm / 0.51 inches; Diameter of the center hole: 1.8 cm / 0.7 inches. Safe and durable - Made of 100% high-quality silica gel. BPA-free. It's strong and durable! Our hand extender is washable and lasts longer.
Physio Hand Grip Strengthener - Finger Grip Strengthening Trainer, Silicone Finger Exerciser, Therapeutic Finger Strengthener for Grip Training - 3 Pieces
Size - 7.5 x 4 cm / 2.95 x 1.57 inches (Length x Width); Thickness: 2 mm; Diameter of all four holes: 1.3 cm / 0.51 inches; Diameter of the center hole: 1.8 cm...
