What reflection! These top quality acrylic mirrors are perfect to use in reflection and light experimentation. *Wonderful for use with our Optical Prism Set (#OPTICAL) and our Light Exploration Set (#EXPLORE) *Encourages exploration of reflection, perception and appearance *Provides visual feedback for experiments *Great for studying light patterns and color *6 mirrors. Each measures 9"L x 12"W and is 2mm thick *ASTM tested *Latex-Free