Glamza Perfect Smile Veneer 100% brand new and high quality. Length: 6cm Material: Silicone Item: Upper tooth cover Enhance your smile at home in minutes Extra thin flex technology minimizes speech disruption, ultra-comfortable Instructions of fitting: Place teeth into a cup of hot (almost boiling) water for 1 minute. This will make them flexible and ready to custom fit. Using a mirror, firmly position the instant smile teeth over your existing teeth. Press them firmly against your teeth and gently pat the impression material with your thumbs behind your real teeth. Gently ease the teeth out of your mouth after 30 seconds and set them in a glass of cold water to cool.