SKIN1004 Madagascar Centella Hyalu-Cica Water-Fit Sun Serum is a watery, moist sun serum that protects the skin without leaving it oily. The Hyalu-Cica Water-fit Sun Serum is a moisturizing sunscreen for the face. The sunscreen's serum-like texture feels lightweight, and its chemical UV filter (SPF50+ PA++++) effectively protects the skin from damaging UV rays.