Gum Shield Everlast original dengan bahan yg berkualitas dapat melindungi gigi saling berbenturan dengan maximalInstruction :1.prepare the boiling and cold water2.put the gum shield whole in the boiling water 30s3.remove and then place in the cold water 1s4.place gum shield in the mouth around upper teeth and press the lips with your fingers5.holding gum shield in. this position to mould the shield to the front teeth. attention not to bite the materials6.replace the gum shield in the boilding water and remove after 2s having the shield moulded in the mouth around upper teeth7.instantly secure the gum shield by pressing tongue against the back of upper teeth. bite together into the gum shield.8.finally when fitting is complete place in cold water