Unisex sandal Adjustable H2O logo in the upper and the inner sole Materials: PU outer sole and PVC inner sole and upper Made for use in locker rooms and around swimming pools Not suitable for outdoor activities Made in Italy The outer soles on these H2O beach sandals are made from polyurethane (PU). This material is characterised by its wearing qualities as well as durability. The PU outer sole guarantees that you will get a sandal ensuring good support for the foot which is also comfortable to wear. The upper and the inner sole are made in the material polyvinyl chloride (PVC) with no phthalates. The material is known for its great elasticity which, along with the velcro-closing, ensures that the sandals can be adjusted to all types of feet. All of these H2O sandals are made in Italy in the same factory that has produced the sandals since the company was founded in 1982.