Drum insulating device for a concrete truck

A drum insulating device for a concrete truck comprising:

• sheets of material each having a pair of outer layers and an inner layer and further each having a first portion and a second portion and being adapted to be securely fastened about a mixing drum of a concrete truck with fasteners, each said sheet of material further including side edges and splits extending through said side edges, each of said splits extending inwardly of a respective said sheet of material and being generally in alignment with one another said splits being spaced apart and generally separating a respective said sheet of material into said first and second portions, said first and second portions being integrally connected to one another between said splits, said second portion being essentially tapered and having an end edge which is essentially bowed inwardly of a respective said sheet of material, each said sheet of material including a plurality of holes being spaced apart and extending along said side edges thereof and extending through said sheet of material and being adapted to receive the fasteners for fastening said side edges to one another about the mixing drum of the concrete truck, said outer layers of said sheets of material being essentially made of rubber, and said inner layer of said sheet of materials being essentially made of foam rubber, each said sheet of material having a perimeter portion which is essentially one layer of said rubber;
• and
• fastening members for fastening said first and second portions together, said fastening members securely extending along edges of said splits, said fastening members being essentially zippers.