The St. Barts Highlighter Sheets - 30pk by Mai Couture received a positive review from Kevyn. In the video review, Kevyn mentioned that the highlighter sheets come in a rose gold color and are biodegradable. They were impressed with the convenience of the product, especially for those who are always on the go or traveling. Kevyn found it great to keep in a purse for makeup touch-ups. Overall, the St. Barts Highlighter Sheets seem to be a convenient and practical option for quick and easy highlighting. However, no potential drawbacks were mentioned in the review.