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 Ages 3+ / Grades PreK-2