PREVENTS CLOGGED DRAINS: Hidden basket effectively catches debris and catches hair while allowing water to drain EASY MAINTENANCE: Hair catcher hair trap basket detaches for easy removal and cleaning DURABLE: Chrome finish plastic drain cover ring and plastic baskets are constructed for strength and durability. DIMENSIONS: Fits standard 3 inch stand-alone shower drains (does not fit bathtub drains). Hair Catcher outer diameter is 4.25 inches (outer ring) x 2.5 inches (inner ring). Basket insert 2.5 inches (outer ring) x 2 inches (inner ring). International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.