Mizu - Signature Sports Cap | Multiple Colors | Fits M5, M8 and V8 Water Bottles | BPA Free, GreenIn a rainbow of colors and designed to fit all M and V series bottles from Mizu, The BPA-free Sport cap is made for on-the-go one-handed drinking.Features of Mizu - Signature Sports Cap | Multiple Colors | Fits M5, M8 and V8 Water Bottles | BPA Free, G..