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Patch made of TPR (thermoplastic polymer rubber) instead of PVC (polyvinyl chloride) or plastisol, allowing for the production of items compliant with RoHS, REACH, EN 71-3, and ASTM F963 environmental protection standards. TPR is completely free of phthalates, amines, aromatic hydrocarbons, and heavy metals. It has a diameter of 85 mm. The patch and the hook-and-loop fastener (Velcro) have been glued and then stitched together to ensure maximum product quality and durability.

Estrema Hammer is the accessory that turns your axe into an even more powerful and multifunctional tool. Made of heat-treated carbon steel, this hammer (pounding mass) hooks and unhooks from the axe pick by means of a snap mechanism with a safety to avoid accidental disengagements and ensure maximum reliability. This device is the first of its kind within the field, making the axe even more versatile. The hammer comes with a handy Cordura sheath that makes it easy to carry and protects the tool when not in use. Estrema Hammer is available and can be purchased exclusively on extremaratiousa.com. Estrema Hammer is only compatible with Estrema axe.