Our collagen Moisturizing mask (bag) contains triethanolamine, sodium hyaluronate, collagen. It can help enhance skin elasticity and make the skin tighter. Its usage is very simple: thoroughly clean your facial skin, take out the mask, apply it to your facial skin, let it sit for 15 to 20 minutes to allow the essence to be fully absorbed, then remove the mask and wash it off with clean water. And it can penetrate the skin and provide long-lasting moisturizing effects.