Description
The PM4010 Boston is a breathtakingly lightweight safety trainer that has been manufactured using a supportive TPU cage upper, that offers outstanding foot support and breathability.
It has a 100% non metallic construction, including a fibreglass toecap and composite midsole.
The outsole complex is a dual density EVA nitrile rubber outsole which gives abrasion resistance whilst providing exceptional shock absorption and weight reduction.
All day comfort comes from an Activ-Step® PU anti-fatigue comfort footbed.
Upper Material: Highly durable TPU cage and 100% Polyester mesh
Footbed: Activ-Step® comfort PU foam, 100% Polyester top mesh
Lining: 100% Polyester
Outsole: Midsole 61% Bio-EVA (USDA Certified) + Activ-Step® Adherence™ rubber outsole skin
Protective Toecap: Fibreglass
Protective Midsole: Activ-step® Aramid Fibre