The comfort is the same, but the profile and the optics are clearly focused. The design was so good that we have also made it in a normal tire size. Because a 40 mm tire width is not so big, it is called Little Big Ben. Also available in the classic colors of cream, brown and grey.Specifications:- Execution: K-Guard- Compound: SBC- Weight: 910 g- Skin: Twin- Bar: 2.5-5.0 - Psi: 35-70- EPI: 50- Load: 115 kgTechnology:Dynamo:- With dynamo ribbing.Ebike ready 50:- Special tires are necessary for fast E-bikes. The best solution is tires with ECE-R75 certification, valid throughout Europe.Balloonbikes:- Air suspension built-in.Performance Line:- Excellent quality for intensive use.- These are the best value for money tires.Active Line:- The basis for all Active Line tires is the high-quality 50 EPI carcass. SCHWALBE no longer produces tires with a coarse 20 or 24 EPI carcass. In addition, K-Guard provides effective puncture protection for Active Line tires.