... rattan with UV-resistant,durable, without discolor for all season,pass the SGS test,3year gurantee outdoor. ----flat rattan size:6mm, 7mm,8mm or ... 13mm. round or half round rattan size: ¢3mm,4mm 5mm,etc ... cushions in a dry, well ventilated area. 2012 Wonderful aluminium rattan wicker outdoor furniture