Garden Leisure Spas 50040 11' Black Pro Cover with 6/4 Taper - This Pro Cover is for use with Garden Leisure Spas. Its double sewn hand grips provide superior durability and an extra level of comfort. Insulated heat bags help to eliminate heat loss between the cover fold when the spa is not use. Four child resistant locking mechanisms fasten to each corner of the spa, allowing that extra peace of mind.