The Hey Dude Women's Wendy Halo Casual Shoes feature a recycled P.E.T. two-direction stretch knit upper, unlined for maximum breathability and comfort. Recycled fibers from plastic bottles give you a soft and durable shoe to start any new adventure with confidence! The eco-knit repurposes goods previously labeled as 'environmental waste' to allow you to change the world one step at a time. The Hey Dude Women's Wendy Halo Casual Shoes allow for all-day comfort.