With a full bellows tongue and a waterproof leather upper, Thunder is made to keep out the elements. Constructed to a new extreme comfort shape, the design also features a robust speed lace system to make wearing them even more efficient and comfortable. The boot is incredibly lightweight with a composite toecap and midsole, and features the innovative IGS rubber sole unit to ensure superb grip on all surfaces and increased cushioning underfoot. EN ISO 20345:2011 S3 HRO WR SRC ASTM F2413-11 M I/75 C/75.
Features:
- Upper: Waxy smooth leather upper: with minimal seams enhancing the waterproof qualities. Full bellows tongue and soft padded collar. Non-snagging speed lacing system.
- Lining: Waterproof lining that is breathable to reduce perspiration.
- Heel pump shock absorbing footbed. Contoured to support the foot, with air channels to wick moisture and reduce heat build up and odour.
- Toecap: Wide fitting composite non sparking and thermal insulating. Tested to impact of 200 Joules.
- Protective midsole: A woven fibre midsole designed to protect from sharp objects entering underfoot.
- Sole: Inspired by tyre technology and made from highly durable rubber, the IGS sole unit features a unique hexagonal tread ensuring superior traction, ladder grips offering firefighter levels of safety and a re-designed heel strike pad delivering exceptional water dispersal. The IGS is heat resistant to approximately 300°C.Non-marking and resistant to diesel, fat, acid and alkali.
- EN ISO 20345:2011 S3 HRO WR SRC