Watts Power White Soft Comfort Fit Custom Teeth Whitening Trays, Pack of 4

The patented material makes this tray extremely soft for a comfortable custom fit. This is the exact same material that dental labs make custom trays out of for hundreds of dollars. Contains 8 total trays, 4 upper and 4 lower allowing for practice sets. Features BPA Free; Extremely soft EVA easily molds to your teeth line in seconds 4 Upper and 4 Lower Trays Included; Fits like a custom made teeth tray without the expense or headache First and Only Custom Fit EVA Tray Available that can be formed at home - 8 Total Trays Scalloped edges offer gum line protection and can be easily trimmed Guaranteed to be the most comfortable fit tray available. Trays are merely inplace to keep the inside of your lips from wiping away the gel during the whitening session, these trays can also be worn without forming themSpecifications Package: 4 Pack Dimensions: 3 H x 1.5 W x 7 L - SKU: DRTUW017