Fabric: Recycled polyester elastane blend fabric Neoprene Foam: StretchFlight Eco Thermal lining: Eco sleek WarmFlight® at full body except overflap, underarms and calves Recycled polyester and nylon used for linings WarmFlight® thermal fleece lining keeps body heat in and water out Seams: GBS glued and blind stitched seams Water based glue used for lamination Neck: Mock neck Entry: Chest zip entry system with PK#8 plastic zip Knee Pads: Supratex knee pads; durable, lightweight & flexible Flush Lock 2.0 stretch seals to prevent flushing through the wrists & ankles Glideskin neck seal, an ultra-smooth neoprene liner for superior comfort Product appearance may differ slightly depending on print placement. Composition [Main Fabric] 87% Recycled Polyester, 13% Elastane