DECAL GRIP the one product that is acknowledged as the industry standard in its class is now available for the GLOCK 21 & 30 SF and is aimed at giving a positive grip enhancement. The cut-to-fit panels are a cutting edge product that is Law Enforcement Grade, and have a superior traction and a self adhesive backing that easily attach to the frame and slide for a superior grip without increasing bulk, for everyday / everywhere on/off duty carry, excellent in all kinds of weather and are easily replaced or removed.