This is a 5mm or 6mm thick after-market non-skid kit for 2015 & 2016 Hobie Mirage Adventure Island kayaks. Made from SeaDek's comfortable yet durable PE/EVA blended material, it features thermoformed embossing or a brushed finish for exceptional wet/dry traction, bevelled edges for a finished look and feel as well as our marine grade peel and stick adhesive for a quick and simple installation.