HTH Pool Care Granule Shock Treatment 5.5 lb active & outdoor play The two handle design and stroke length for speed The two handle design and high arc spout provide easy use and access Padded back and shoulder straps 1 large zippered main compartment with computer sleeve Dual front zippered compartments 2 zippered accessory pockets 2 side open top pockets Quad cinch straps Padded adjustable shoulder straps Grab hook Color washed canvas with genuine leather trim clarify and help prevent bacteria and algae in your swimming pool water From balancing your water to treating green water we offer a full line of products to keep your pool water healthy and your swimmers happy