The Libertyware BTCBK is a durable bus tub cover designed to fit 21-1/2" x 15-1/2" Libertyware bus tubs. Crafted from high-quality materials, this black cover ensures optimal protection and hygiene for your food items. It is NSF certified, guaranteeing compliance with public health standards. Ideal for restaurants and catering services, the cover helps maintain cleanliness and organization in busy kitchen environments.