This Mungai Mirrors acrylic safety mirror is lightweight and shatterproof. It is easily mounted to clean, dry, flat surfaces using the strong adhesive pads supplied. It is made from a high-quality Plaskolite 0.3 cm thick acrylic mirror which has a high break resistance being up to 10 times stronger than the glass equivalent and benefits from shatterproof qualities. The mirror comes with a protective film on the reflective surface (which dulls appearance until peeled off) which should be removed before mounting. Acrylic mirror has excellent reflective qualities and must be mounted to flat surfaces. Small mirror dimensions: 3 cm (6 Piece) Medium mirror dimensions: 15 cm Large mirror dimensions: 30 cm