fish tank special activated carbon column charcoal bulk packing 40 mesh net bag net bag small large particle coconut shell charcoal packaging bag 鱼缸专用活性炭柱状炭散装分装40目网袋网兜小大颗粒椰壳炭包装袋

25 * 15cm about 0.50kg (50) 35 * 25cm about 2.50kg (50) 45 * 30cm about 3.50kg (50) 55 * 35cm about 5.00kg (50) 40*60cm about 10.00kg (50) 75 * 55cm about 25.00kg (50) 95 * 60cm about 30.00kg (50) 10 * 15cm is relatively small (50)

standard