View Shipping/Order Processing DetailsWelcome to the M4: a svelte, rugged piece of your day that will keep the blisters and thorns away no matter what you're up to. A day across the Alps, a back-yard wood-cutting session along the Maine coast. We're certain the M4 will look equally at home cutting winter wood or walking down East Bayside for local oysters. Your call. Beautiful top grain goat skin leatherKeystone thumb constructionConductive thread for mobile touch-screen access