Come and see our amazing products. Sports mouth guard comes with a case for you to put them. Your teeth, tongue and chin are well protected. So it doesn't hurt your gums lips, or causes pain and uncomfortable. Soak in about 80 degree hot water to soften, occlude in mouth, set in cold water, wash and dry with cold water after use, and put in a box, it is applied to protect teeth in various competitions and training. Custom logo is welcomed. Pls confirm with us about the packing info, stock color and exact production time before placing your order.