Masta avante cotton summer sheet the masta avante cotton summer sheet is a high quality heavyweight sheet made from 100 cotton features anti rub satin on the chest cross surcingles singular front surcingle fastening fleece wither pad for pressure relief and fillet string heavyweight 100 cotton sheet anti rub satin on chest cross surcingles singular front surcingle fastening fleece wither pad fillet string grey 6ft 9in