The FitWrist wrist wallet keeps your money, ID, keys and essentials contained and safe as you work out. The stretch fit is super comfortable for any wrist size. The interior of the wallet has a water-resistant lining to keep your essentials from becoming damp as you sweat. Pouch is approximately 4 × 4 inches and the wristband has a 3" stretchable diameter opening. Available in all four great colors to coordinate with your FitKicks shoes for your active lifestyle.