Whitening trays for visibly whiter teeth in just 3 days. Prefilled, ready-to-use trays with enamel protection. Designed for gentle and effective whitening./Description: Pearline Whitening Trays offer an easy and effective way to achieve visibly whiter teeth in as little as 3 days. Each tray is prefilled and designed for a comfortable fit that allows whitening gel to evenly cover teeth. The formula is gentle on enamel while effectively brightening teeth. Simply apply the tray to the upper and lower teeth and leave for 30 minutes daily. For optimal results, use once a day for 7 days. Ideal for people seeking a quick, at-home whitening solution without sensitivity issues. Made in the USA under strict quality standards for safe and reliable use.. Please Note that product description, color, ingredients, package and other information maybe different from the original pack kindly check the product for more accurate details.