Specifications include, but are not limited to: Containers shall be substantial and durable, capable of resisting impact damage or deformation. Closure shall permit repeated opening/closing without loss of seal integrity. Preference shall be given to containers consisting of recycled-content plastic or metal; bidder shall specify container’s recycled-content percentage (refer to “Recycled Products and Bid Items” below). Metro reserves the right to examine and approve samples of offered containers before making contract award. Containers shall be decorated with a paper label; artwork for the label will be supplied by Metro. Labels shall contain a minimum 20% recycled-content paper, include a water-resistant coating, and be tightly and securely adhered to container. Label ink shall be zero-VOC soya-based. Can labels shall be full wrap around; pail labels shall be front only.