Liquid pack and retention device therefor

Claim 1

A liquid pack retention device, and in combination with said pack which includes a flexible bag, the pack having a neck, comprising (a) an elongated insulative, flat, flexible, relativly thin sheet that is everywhere bi-directionally stretchable, the sheet including a first elastomeric layer consisting of neoprene foam, and a second layer of pile fabric attached to and substantially covering one entire side of the first layer, and forming a composite therewith, (b) the sheet having a portion forming a through opening receiving said pack neck, and said portion then substantially flatly engaging the pack extent about said neck, the opening surounded by pile fabric, (c) the remainder of the sheet then adapted to adustably wrap, and to be tensioned, about a user's anatomy, with said pile fabric presented outwardly, there being tab means integral with and contacting said first elastomer layer at one end portion of the sheet, the tab means carrying hook elements projecting beyond said end portion of said sheet to be free for removably attaching to said second layer at any of a multiple of positions of wrap adjustment of the sheet, and proximate said pack neck.