Alpina SP20 Nordic Cross Country Ski Boots Size EU44 US10.5 NNN bindings 2827 used Classic duck-bill design with three

Classic duck-bill design with three holes for secure engagement

Unisex Size EU40 US 7

Unisex size EU36 US 4

Boots are the most obviously distinctive family of nordic ski boots

Men's Size EU41 US 8

Alpina SP20 Nordic Cross Country Ski Boots Size EU44 US10.5 NNN bindings 2827 used Classic duck-bill design with threeALPINA Nordic Cross Country Ski Boots Touring boots that provide excellent stability, control and support. Sizing & Measurements Unisex's Size EU 44 Innersole length ~ 29. 1 cm Suitable for NNN bindings Nordic Ski Binding and Boot Compatibility Guide NORDIC NORM 75MM (3 PIN) BOOTS Boots are the most obviously distinctive family of nordic ski boots. They have a 75mm wide "duck bill" at the front of the boot, with three holes on the bottom of the bill