I have had the hardest time trying to find descriptions for this gel online. The following is a description of the gel from the back of the packaging itself.
The SAEM Snail Soothing Gel soothes sensitive skin and makes it elastic
So not the most verbose description.
I managed to find a Thai description for the product online, which can be found at this website. I've paraphrased the key points, and translated it to the best of my abilities below.