Plastic T-Squares length:18 in. no more pigment trapped in

no more pigment trapped in corners

Beyond that ratio

That same resilience means the brush bounces back to shape after repeated use

These pastels work reliably across standard drawing papers and pastel-specific surfaces

computer paper

Plastic T-Squares length:18 in. no more pigment trapped inShatter resistant plastic eliminates the anxiety of working with traditional wood T squares that crack under pressure or splinter with age. This 18 inch square maintains its right angle through repeated use, with rigid construction that won't flex when you're ruling long lines across poster board or illustration paper. The beveled blade edge lifts slightly above your working surface, preventing ink from bleeding underneath when you're drafting with