The Sedici Niccolo Boots take features and design from the top tier Ultimo race boot and blend them into a light weight, budget-friendly package. Perforated materials and functional venting make this boot ready for long summer days on the track or in the canyons. A stiff, stepped sole, protective inserts at the heel and ankle, and replaceable toe sliders help keep you rolling lap after lap. Perforated airflow panels at the mid foot and ankle Lightweight, track-inspired design Abrasion resistant materials CE rated sole Perforated stretch panels for enhanced fit and comfort TPU abrasion resistant moldings at shin, ankle and heel with air inlets Air inlets feature mesh metal grills 3D mesh lining for increased air circulation Replaceable metal toe sliders Side zip entry with hook and loop adjustment