The SieviAir R5H Roller is a high-performance safety ankle boot designed for all-day comfort in demanding environments. Featuring the BOA® Fit System, you’ll enjoy a fast, micro-adjustable fit that performs even in tough conditions.

The FlexEnergy® heel component absorbs kinetic energy and returns over 55% back to the wearer, reducing fatigue. Memory foam ankle protection and an Achilles tendon guard enhance support, while the SieviAir® sole channels away perspiration through innovative ducts, keeping your feet dry and fresh.

Built with an aluminium toecap and steel penetration-resistant midsole, this boot ensures maximum protection while maintaining a lightweight, breathable design.

Key Features:

BOA® Fit System: Quick, effortless, precision lacing
FlexEnergy® Heel: Superior shock absorption with >55% energy return
Memory Foam Ankle Protection & Achilles Guard: Comfort and stability where it’s needed most
SieviAir® Sole: Ventilated sole design to keep feet cool and dry
Safety Class: EN ISO 20345: S1P SRC ESD
Aluminium Toecap & Steel Midsole: Durable, lightweight safety protection
Upper Material: Microfibre
Sole Material: Single density PU
Size Range: 35 – 48 (UK 2.5 – 14)

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Sievi SieviAir R5H Roller ESD Safety Boot – BOA® Fit, FlexEnergy®, Memory Foam Ankle Protection