Cast Nutcase Level 6 Bike Helmet - Lightweight & Durable MTB Cycling Helmet for Adults & Youth - Perfect for Mountain Biking, BMX, and Urban Commuting

Hanayama of Japan, maker of the world's finest cast puzzles, chooses from designs by master puzzle inventors for their challenging line of cast metal brainteaser puzzles. Hanayama are known for their extreme attention to detail, high finish quality, and creative, clever and innovative styles in six degrees of difficulty from easy to expert.

Level 6 Difficulty