This is a practical and versatile mouth guard which is environmentally friendly material production with ergonomic design, comfortable to wear. Groove fits the surface of the teeth, convenient to maintain gentle breathing and does not affect the protective effect of teeth during strenuous exercise. for all sports like judo, hockey, rugby, football, BJJ, MMA, boxing and much more. Feature - Color: Blue- Material: Silicone- Size: 5.7x4.7x2.4cm- Environmentally friendly material production, comfortable to wear.- With ergonomic design, groove fits the surface of the teeth, convenient to maintain gentle breathing and does not affect the protective effect of teeth during strenuous exercise.- The mouth guard can reach back molars, to provide complete protection.- for all sports like judo, hockey, rugby, football, BJJ, MMA, boxing and much more.Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Packing list: 1 x Mouth guard