Custom decals in your choice of size and color. Made with premium indoor/outdoor permanent adhesive vinyl. Size will be chosen by width (length). Height will vary by font. Vinyl Specs. Applications: Medium-term indoor and outdoor lettering, marking, and decoration. Thickness: 2.5 mil Durability: Up to 6 years Application: For best results apply to objects that are flat, clean, dry and non-porous. Hand wash for longer-lasting results. Decals come with instructions and transfer tape already attached.