body wrap

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A procedure in which the body is coated with a usually herbal or mineral preparation and wrapped tightly in strips of cloth, performed for cosmetic or medicinal purposes such as skin tightening, detoxification, or temporary weight loss.
• noun The ingredients and materials needed to perform such a procedure.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun massage The practice of wrapping the recipient of a massage in something resembling cellophane as a beauty treatment.
• noun massage The air-permeable wrapping material used in this process.