Handcrafted Organic Water Hyacinth Square Coasters (Set of 6)Size Coaster : Length 9 cm, Width 9 cm, Stacking Case: Length 12 cm, Width 12 cm, Height 5 cm. Weight 75 grams (approximately). Material This finely handwoven organic water hyacinth reed square coasters with stand is intricately detailed with unique patterns made from naturally dried water hyacinth reed fiber. Water Hyacinth products are completely natural and Eco friendly. Being hand woven, there are small imperfections, which is part of the beauty