Men's NOVABLAST 4 Size:15 Stack Height: 28 mm

Stack Height: 28 mm

The Siren has a one handed quick pull cord and produces 115db (as loud as an Ambulance

or just vibing on the beach to the sound of your own rambling thoughts

Complete with an original BIRKENSTOCK cork-latex footbed for the ultimate in all-day support

Experience the all-day cushioning and signature slipper-like feel of the Nuemel

Men's NOVABLAST 4 Size:15 Stack Height: 28 mmThe NOVABLAST 4 running shoe features a new midsole and outsole geometry that helps produce an energized ride. A tongue wing construction in the upper helps improve the fit while reducing tongue movement. It's complemented with an engineered woven upper that offers more stretch, ventilation, and durability. FF BLAST PLUS ECO cushioning is made with 20% recycled bio based content. This material helps create softer landings and a more energized toe off