By land or sea, keep your feet fully protected in these ONeill Reactor Reef Boots. 2mm neoprene upper. Side mesh panels for drainage to keep your feet dry when out of the water. Textured synthetic outsole and protective toe cap. WARNING Measurements: Weight: 6 oz Product measurements were taken using size 8, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair. If youre not fully satisfied with your purchase, you are welcome to return any unworn and unwashed items with tags intact and original packaging included.