RoLanka offers limited quantities of Bristle coir fiber (longer, stronger coir fiber) and mattress coir fiber (shorter coir fiber). These are available in 18 lbs (8 kg) bales. The bales are 24 in (60 cm) long, 12 in (30 cm) wide and 12 in (30 cm) tall. The fiber can be used to fill the gaps when coir rolls are joined together. Coir fiber is excellent to build bird nests. Birds will pick up the fiber and make their own nests too. The coir fiber is use in variety of arts and crafts activities. Another use of coir fiber is as a filling medium for floating islands.