Teeth whitening gel Color:Set3 160 yards suggest a height

160 yards suggest a height of 150 or so

After get the goods:

LED light source can be closer to white light than traditional light source

smoothes anti-wrinkle skin

Teeth whitening gel Color:Set3 160 yards suggest a heightHeat the mouth tray under 80 hot water and warm it up about 10 seconds. Put the mouth tray over your teeth,use your fingers gently try till it mold your teeth,set the trays firmly against the teeth. Step 2: Compare the teeth used teeth shade guide. Apply a thin layer of whitening gel to both mouth trays and spread evenly(0. 25 to 0. 4ml for each tray anymore is just wasted). Insert mouth trays in the mouth and over the teeth,set the trays firmly