HollowBlock2 13.5" Loop Bluesign Certified The upper breathes well and

The upper breathes well and offers 4-way stretch for maximum comfort day-in and day-out

Integrated anti-microbial technology

Superior cramp prevention

Enables use with your 8in FluxRing pan or 1

The Katadyn Hiker is the best selling microfilter in the US Outdoor Market

HollowBlock2 13.5" Loop Bluesign Certified The upper breathes well andSterling Rope's popular friction hitch and autoblock has been redesigned with a stronger aramid fiber. The 6. 8 mm HollowBlock2 is made of 100% Technora fiber for increased abrasion resistance and improved durability. It's gripping ability comes from the unique hollow braid construction, for use as a prusik or Klemheist knot on ropes 7 mm or larger. 6. 8mm 100% Technora Construction Significant increase in durability and performance Same function and