ZipSheets fit most standard bed sizes and mattresses as follows:

Crib Size Toddler Bed:  52″ long by 29″ wide by 10″ deep

Twin Size Single Bed:  75″ long by 39″ wide by 14″ deep

XL Twin Size Single Bed:  75″ long by 39″ wide by 15″ deep

Full Size Double Bed:  75″ long by 54″ wide by 15″ deep

Queen Size:  80″ long by 60″ wide by 15″ deep