Astral Filipe Shoes - Men's Seagull Gray 13. We use super-sticky G Rubber on the outsole and footbed to seriously reduce foot slippage. They instantly convert into a ''sandal'' via a simple accessory strap. Hike swim climb a dune run around whatever This is the ultimate flip-flop. Specifications for Astral Filipe Shoes - Men's: Manufacturer: Astral Men's Shoe Size: 13 US Gender: Male Age Group: Adults Men's Shoe Width: Medium Footwear Type: Sandals Fabric/Material: Cushioned Synthetic Leather Footwear Closure: Strap Weight: 6.272 oz Insole Material: Not Specified Outsole Material: G.15 Midsole Material: EVA Last Chance: Yes Footwear Upper Fabric/Material: Cushioned Synthetic Leather Features of Astral Filipe Shoes - Men's Cushioned Synthetic leather with embroidery and emboss details. Soft wicking knit liner reflective star at center and soft nylon webbing toe post. Midsole: Dual density EVA with G.15rubber pods at footbed. Package Contents: Astral Filipe Shoes - Men's Astral FTRFIM-267-130: Filipe Shoes - Men's Seagull Gray 13