This discreet, non-slip 6.3 cm (2.5") fiberglass-reinforced acrylic base with central drain won't stain or fade. It's so easy to maintain, it'll simplify your life. Features: White contemporary low-profile (6.3 cm) non-slip base 4.2 mm thick fiberglass-reinforced acrylic Center drain Water-retaining rims on both sides Will not stain or fade Retaining rims Warranty : 1 year (manufacturing defects) Hardware: 5 years (manufacturing defect) Dimensions: Base: 152 cm (L) x 81 cm (W) x 6.3 cm (H).