I've taken care of them after each wear, but there is some light soiling. *Due to the nature of the Cordura nylon material, wearing them barefoot will inevitably leave marks and scuffs. Please be aware of this. unda for Graphpaper SIZE: L Retail Price: ¥30,800 "unda-雲駄-", a completely new type of footwear that combines traditional Japanese techniques with the latest modern technology, a hybrid of geta sandals and sneakers. This first special order model with Graphpaper features a full visible air sole for comfortable wear. The thong uses high-quality, smooth, and skin-friendly Ultrasuede, and the top board is made of tough Cordura nylon. This is a blacked-out pair that evokes the mood of this season's collection. goyemon graphpaper ゴエモン グラフペーパー