The Schwalbe Magic Mary Pro Tubeless Radial Tire runs a radial carcass instead of the diagonal-ply construction most mountain bike tires use, putting roughly 30% more rubber in contact with the ground at a given pressure and still holding a meaningfully larger footprint even when that pressure climbs. That extra contact area comes wrapped in a Gravity Pro casing built to take real downhill and enduro punishment without folding under braking or hard cornering loads. Strong shoulder studs and V-Groove tread biting deep into loose or muddy ground back up what the carcass makes possible in the first place. What Our Gearhead(R) Experts Are Saying:"I ran a couple PSI higher than I normally would on a downhill tire, expecting it to feel harsh, and it still soaked up chatter through rock gardens the way a softer setup usually does. That's the radial carcass doing exactly what the spec sheet claims, not just holding air differently."