What technology does it use in its construction? The Big Betty comes in a broad range of casings and compounds mainly tailored towards the gravity side of mountain biking. Choose from the popular intermediate Super Trail casing, Super Gravity for that little bit extra protection, the Super Downhill for the really rough stuff, or the Bike Park Performance casing for the hard-wearing, low price point option. The choice of compounds are Addix Performance focusing on longevity and durability over grip, Addix Soft - an intermediate balance of grip and durability bridging the gap between Trail riding and Downhill. Also on offer is Addix Ultra Soft, suited toward Enduro and Downhill where grip is prioritized over rolling efficiency.What is the intended use? Schwalbe's Big Betty is suitable across a range of disciplines. Optimised for Downhill and Enduro as an all rounder in damp to dry conditions in a mixture of terrains.Our verdict If you ride or race anything from All Mountain/Trail events to Downhill, the Big Betty is the perfect addition to your tyre collection. Ideal as a rear with incredible traction under braking and supportive shoulder knobs, but also suitable up front with a fast rolling rear tyre to cover not-so-aggressive trails.