Dive into worry-free pool maintenance with the HTH Alkalinity Increaser! This granular formula is your pool's best friend, boosting alkalinity and stabilizing pH levels for that perfect balance. Say goodbye to pool surface damage and equipment wear - this increaser ensures a long life for your pool gear, from filters to vinyl linings. Enjoy the Caribbean waters without a care, as this magic granule protects against skin and eye irritations, giving you a swim that's as refreshing as a sea breeze.