soothing and hydrating sheet masks [SEP] i am always interested in trying different skincare innovations products and brands i have been using different sheet masks for years and find them effective at pampering my skini had not tried this brand koec before but was very happy with the quality of the cucumber essence masks they are individually packed and i prefer to cool them in the fridge before using the mask is very soft and holds moisture well it also has plenty of serum and the mask lasted for over minutes without dryingthe cucumber essence is soothing and hydrating it left my skin feeling very soft without feeling sticky i have sensitive skin and experienced no redness sensitivity or irritation using this product