Sio Dura it is the essential tape of the Guee collection. Sio Dura stands for 'durable silicone' and it provides innovative properties of superior lifetime durability, hand grip, and comfort . Sio Dura is produced with the best German silicone raw material hence it provides a longer lifetime comparing to other silicone tapes available in the market. Sio dura is also an eco-friendly product as a matter of fact the production stage allows green production processes. Furthermore it is possible to re-wrap Sio Dura multiple times without leaving any adhesive marks on the handlebar thanks to the self sticky property without any back adhesive.