Hinge Mask Paint Masking For Hinges 1 Single Reusable hinge cover that protects door and frame hinges when painting. One door typically best to use three Hinge Masks. Easy to use product quickly snaps on and off in seconds No more masking off hinges, painting over hinges, or taking off hinges. Hinge Mask standard size (3  5/8 Radius ) fits most hinges. Used in three easy steps...