Vivobarefoot Primus Lite Knit Shoes - Women's Black 38. The same 2mm Primus outsole with an Active Ortholite Performance Insole made of 98percent recycled PU foam makes it perfect for active lifestyles and controlled workouts. Specifications for Vivobarefoot Primus Lite Knit Shoes - Women's: Manufacturer: Vivobarefoot Gender: Female Age Group: Adults Women's Shoe Width: Regular Footwear Type: Shoes Weight: 360 g Fabric/Material: Recycled Materials Footwear Upper Fabric/Material: Recycled Polyester Mesh Insole Material: Removable PU Foam Condition: New Lining Material: 60percent RPET/ 40percent Polyeurathene Outsole Material: Rubber Features of Vivobarefoot Primus Lite Knit Shoes - Women's Primus Outsole - Get as close to the ground as possible. Ortholite insole - The Active Ortholite Performance Insole is made of 98percent recycled PU foam which helps reduce waste and the use of virgin plastics. Puncture resistant - The Pro5 Puncture Resistant finish is a lightweight and flexible 0.8mm layer on the sole. Protective underfoot to keep painful bits out but still letting all the feeling in. Package Contents: Vivobarefoot Primus Lite Knit Shoes - Women's Vivobarefoot 209304-0138: Primus Lite Knit Shoes - Women's Black 38