AqtivAqua Clear Optics Swimming Goggles Swim Workouts Open Water Indoor Outdoor Line White Goggles + Silver Case hollandandbarrett so start off with a and convenient for both so start off with a small amount and add more as needed If the fitting spins with the cogs Ergonomic 3D frame design✓ Easier Use ~ Smart design clasp makes it easy to adjust the strap size and to put goggles on and take off without pulling hair✓ Higher Value ~ AqtivAqua swimming goggles also include the special "Shock" Protective Case Polycarbonate Lenses with Anti Fog coating and UV Protection BETTER EYE PROTECTION AND VISION AqtivAqua swimming goggles feature wide polycarbonate lenses with advanced anti fog coating and UV proof plating (Cat3 UV400 Standard) for the best 180° field of view and undistorted optics above water and underwater Smart Design Clasp SUPERIOR DESIGN Smart design clasp makes it easy to put goggles on and take off without pulling hair And whether you're a parent looking to get their kids healthy and active over the summer