 They used various plant fibers, mainly abacá or banana, but also including tree cotton, buri palm (locally known as "buntal") and other palms, various grasses (like "amumuting" and "tikog"), and barkcloth.The oldest evidence of weaving traditions are Neolithic stone tools used for preparing barkcloth found in archeological sites in Sagung Cave of southern Palawan and Arku Cave of Peñablanca, Cagayan.The latter has been dated to around 1255–605 BCE.