Comfort - Tek has multidimensional stretch and helps alleviate pressure on bony prominences.Covers StyleComfort - Tek - Fluid proof exterior has supple leathery properties that provide an easily cleaned surface and protection for the inner cushion.75 H in.FeaturesLow profile, contoured cushion with mild anti - thrust shelf to prevent forward migration.
Biodegradable & Non - toxic. Fiber Start is a safe replacement for DE, and a superior filter aid for sand and cartridge filters.Improves water clarity without the use of clarifier.