LFUTARI 4.5 Ft Inflatable Hot Tub Cover - Energy Saving Lid for Round Hot Tub - Foldable Protective Rain Overflow Cover for Outdoor Inflatable Hot TubsBrand: LFUTARI Color: 4. 5 Ft Features: Two SizesInflatable hot tub cover is available in two sizes, the smaller lid is 4. 5 Ft in diameter the larger options are 5. 4 Ft, which is compatible with most of our spa hot tub range. Note: Inflation To At Least 95%, Otherwise The Dimension May Be Small Simple to Inflate: Since this hot tub cover has been manufactured to be quick and simple to inflate, it can be used within minutes to keep your hot tub clean