Clorox Pool&Spa 16-oz Pool Shock

Kills bacteria and algae to maintain a clear swimming pool

Destroys contaminants to aid filter performance and clear dull, cloudy water

Fast dissolving formula works quickly so you can treat and swim in just 15 minutes.

This product is safe for all swimming pool surfaces, including vinyl, plaster, fiberglass, and tile.

Use 1 lb per 12,000 gallon of water.

Shock pool weekly and after heavy use, high temperatures, or rain.