SmartLine Mystri Gold 21' Round Unibead Above Ground Pool Liner — 48" Height, 25 Gauge

SmartLine 21' Round Mystri Gold Unibead above-ground pool liner (48" height, 25 gauge) is manufactured in the USA by top pool industry professionals for over 50 years. Built from 100% virgin vinyl, this liner includes built-in UV protection and is engineered to resist punctures, cracking and color fade. Each liner is hand-folded to allow straightforward installation with minimal risk of wrinkles or imperfections. The material holds up to harsh pool chemicals and prolonged sun exposure, performing reliably in temperatures from -50°F to 130°F. A gasket set is included to help prevent leaks; it fits all thru-wall skimmers and water return lines.