Atheltic in style, simpel by design.  Theorem chukka boot is lightweight, comfortable and durable.  It features Cat Footwear's proprietary EASE footbed and EVA misdole which is a proven formula for reducing fatigue of your feet and legs. 

Strobel constuction provides superior flexibility and lightweight durability. Each pair of shoes comes with two sets of laces,  each pair of laces are the two separate colours. Full grain leather upper delivers long term durability and protection. Nylon mesh lining for added breathability and comfort. Dual density EASE footbed provides additional shock absorption. Durable rubber outsole delivers superior traction

US 9   is a 42 Euro or NZ8, 

US 10 is a 43 Euro or NZ9, 

US 11 is a 44 Euro or NZ10, 

US 12 is a 45 Euro or NZ 11