ZING Green at Work Sign "Use Smallest Carton Feasible" encourages green strategies for waste reduction, minimizing environmental impact and saving money. Sign is made from high quality 70% post-consumer recycled plastic that is UL Validated for recycled content which substantiates material compliance with various green codes, standards, and procurement policies including the LEED Green Building Rating System, IgCC, GSA Advantage, ASHRAE 189.1 and others. Recycled material supports sustainability initiatives and LEED credits. Sign includes self adhesive pads for easy mounting and measures 7"H x 10"W. Made in the USA.