Shurtape delicate surface frog tape is a low tack painters masking tape for use on freshly painted surfaces wallpaper and newly plastered walls frog tape is the only painters masking tape treated with paint block technology it reacts with emulsion paint and instantly gels to form a micro barrier that seals the edges of the tape preventing paint bleed it can be applied up to 60 days before you paint for best results remove frog tape immediately after painting frog tape delicate surface is