Purple Haze Overboot

Purple Haze Overboot

Regular price$219.95


The premier overboot for high altitude mountaineering double boots and large volume single boots. Knee height and fully insulated throughout with nylon covered 4.7mm stretchy neoprene closed cell foam incorporating 2 layers of heat reflecting Titanium.  The insulation goes completely around and under your boot without having any gaps in the insulation.  This is glued together and stitched on the inside and outside surfaces, with no sewn through seams. Fits trim to the boot and leg. Compatible with most crampons. Heavy duty YKK® front zipper closure with snow flap. Thin rubber paint for added abrasion resistance in key areas.  Easy to repair and maintain.


  • 4.7 mm Stretchy Neoprene Closed Cell Foam covered with Nylon
  • Glued and stitched together without sewn through seams
  • Thin rubber paint in high abrasion areas
  • Heavy Duty YKK® front zipper closure with snow flap
  • Fits trim to the boot and leg, and comes up just below the knee
  • Designed to add warmth to High Altitude Mountaineering Double boot
  • Also works with larger volume 4-season Single Mountaineering Boots
  • 627g, (1 lb 8 oz) per pair for size medium
  • Please contact Feathered Friends Seattle @ 206-292-2210 for help with sizing.

Rough Sizing Guideline

Size  Sole Length cm / in
XS 25.5-29.0 / 10.00-11.50
S 29.0-31.0 / 11.50-12.25
M 30.5-33.0 / 12.00-13.00
L 33.0-35.0 / 13.00-14.00
XL 34.0-38.0 / 13.50-15.00