second adjacent layer 20 20 39 the first and second adjacent layers 20 20 39 preferably have a thickness of from 0 00120 to 0 00130 mils and most preferably have a thickness of 0 00125 mils the thermoplastic material of the first and second adjacent layers 20 20 39 aids in the retention and reflection of body heat and provides puncture resistance to the drape the non woven layer of absorbent material 22 may be attached to the first or second adjacent layer 20 20 39 the nonwoven layer of absorbent material 22 must be able to absorb modest amounts of perspiration so as to not reduce the infrared reflecting properties of the drape the non woven layer of absorbent material 22 may accordingly be one or a blend of cotton polyester rayon polypropylene or cellulose the non woven layer of absorbent material 22 preferably has a thickness of from 0 0015 to 0 040 mils and most preferably has a thickness of 0 014 to 0 016 mils the non woven layer 22 is preferably attached to the first or second adjacent layer 20 20 39 using an adhesive the adhesive is preferably moisture proof and is most preferably an acrylic moisture proof adhesive the non woven layer of absorbent material 22 absorbs perspiration to prevent maceration of the skin of the patient and provides general comfort to the 39 patient in a preferred embodiment of the present invention the second adjacent layer 20 39 is omitted and the non woven layer of absorbent material 22 is attached to the core layer 18 of non.