The Bonfire Master 3L stretch bib is a super tech, super stretch high end bib pant loaded with features & high waterproofing & breathability. It is a 3-layer shell bib pant designed to move & stretch with maximum performance. Coming from Bonfire's Platinum range it uses the best spec materials & features to ensure you stay warm & dry. The Master bib uses Bonfire's amazing Tufftech stretch cordura ripstop fabric which has tons of stretch for mobility so it can move with you & keeps you dry as a bone thanks to the 30k waterproofing & 20k breathability. Yep thats right 30k 20k!! & dont forget this is a 3 layer fabric over the industry standard 1 or 2 layer. With full stretch & corura fabric through the intire bib pant the ripstop material is very durable while being very supple & stretchy. Snagged the jacket on a crampon or a tree? If this even rips at all dont worry it will on rip as far as the next 2mm square. The Master bib is all tech & built for action! With 30 years of high performance outerwear Bonfire know what they are doing & how to do it well! As with any Bonfire product the zone also has fully taped seams meaning all seams are waterproof tape backed to prevent water ingress. The Master bib has plenty of other well thought out features too like the recessed hem on the back of the pant so you do not tread on the back of the pant when walking. Even if you do Bonfire reinforce this area with extra cordura plus inner panels to stop wear. This not enough? They also triple stitch it for 100% confidence in the quality of the product. The strata flow vents are a really cool feature here too with vents on the outer thigh & a mega vent on the inner leg. The mega vent zips from the left inner knee all the way round to the right innner knee which can be used as individual vents or one big vent. The strata flow venting system basically allows the air to vent from the outer thigh through & out of the inner vent fo