03 Ago 162 Pcs 7-Way Hot Tub, Spa & Pool Test Strips – Accurate Readings in 15 Seconds
(Don't shake off the water or let the colors. Then check the result agaist sunlight for best result. 4) Expires 2 years from manufacture. 6) Always close lid tightly to block air. SKIN-SAFE POOL – Maintain perfectly balanced water to help prevent irritation, dry skin,...