Pirelli’s lightest and most advanced TLR platform

a must-have accessory for cold-weather cycling

while also offering unsurpassed riding qualities

All New Shimano 105 di2 12 Speed

4101 mechanism bibs dark grey Size:XXS Pirelli’s lightest and most advancedA updated version of our trusted Mechanism Bibs. The new updated straps gives extra stretch and breathability using the same mesh structured fabric as the back of the bibs. The higher front rise provides a more comfortable fit, and the new front mesh offers the same breathable and durable properties as the back mesh of the bibs. The new zigzag in seam chamois stitching minimises the friction between the seam and saddle and provides higher durability.