Home Products Food Preservation and Sous-Vide Container thermo-sealer Sealable food containers for TM container thermo-sealers Polypropylene trays for TM thermo-sealer. click to enlarge Made of polypropylene. Different sizes and depths available to suit any use's needs. Sold in packs of different units. for further information Contact Us Detailed Information Docs Specifications Sheet External dimensions (W x D x H)Product Sheet Spec sheet (pdf)