Waterbed Sheet Sizes

Super Single Sheets

• Super single waterbed mattresses are 48-by-84 inches. Waterbed sheets for the super single waterbed come with a fitted sheet, one bottom sheet and one pillow case. The fitted sheet is 48-by-84 inches. Flat sheets are 55-by-96 inches. Standard pillow case sizes are 20-by-32 inches.

Queen Sheets

• Queen-size mattresses for a waterbed are 60-by-84 inches. Sheets for the queen size waterbed come with a fitted sheet, one bottom sheet and two pillow cases. The fitted sheet is 60-by-84 inches. Flat sheets are 67-by-96 inches. Standard pillow case sizes are 20-by-32 inches.

King Sheets

• King size waterbed mattresses are 72-by-84 inches. Waterbed sheets for the king size waterbed come with a fitted sheet, one bottom sheet and two pillow cases. The fitted sheet is 72-by-84 inches. Flat sheets are 80-by-96 inches. King size pillow case sizes are 20-by-40 inches.

Soft Side Mattress Sheets

• Soft side waterbed mattresses are the same size as a traditional bed mattress. For instance, the Eastern king soft side mattress measures 76-by-80 inches, which is the same size as a traditional king size bed, also known as an Eastern king. Soft side mattresses are 7 1/2 inches deep, which is what traditional bed sheet pockets measure.