The JC series of sign channels holds thick materials, either 1/8" (with the JC-125) or 1/4" (with the JC-250). Permanent peel-and-stick foam tape mounts signs securely to vertical surfaces.
The SC-60/61/62 series of sign channels grips material up to 3/32" thick and mounts securely to vertical surfaces with either permanent, peel-and-stick foam tape or high-tack acrylic film tape.