Overview Highlights Weight:about 63 grams at a diameter of 45 mm,about 130 grams at a diameter of 50 mm,about 443 grams at a diameter of 100 mm,about 601 grams at a diameter of 150 mm,and about 1050 grams at a diame Dimensions:diameter 45/50/100/150/200 mm Material:ceramic sand Suitable for fish tank size:diameter 45 mm for fish tanks within 50-100 cm,diameter 50 mm for fish tanks within 50-120 cm,diameter 100 mm for fish tanks within 90-180 cm,diameter 150 mm for 100-20 Key Attributes Dimensions (Length x Width x Height) 10cm x 5cm x 2cm weight 0.05kg Stock Location Country of Origin Brand SUNSKY Shipment Information Weight per item 0.05 kg Dimensions per item (LWH) 10 x 5 x 2 cm Carton weight 1.24 kg Carton dimensions (LWH) 23 x 23 x 3 cm Pieces per carton 3 Stock location