The Mountain Equipment Superflux Hut Slipper are Warm and packable hut slippers with a tough, slip resistant sole. Combining POLARLOFTA(R) Featherless synthetic insulation and a Helium 20D outer shell, Superflux Hut Slippers are warm, light and highly packable. With a tough, slip resistant sole and comfortable brushed lining they're perfect for life in high mountain huts. Helium 20D outer fabric is very light and packable 40g (pair, size L) of BluesignA(R) approved POLARLOFTA(R) Featherless insulation by 3MA(R) Slip resistant and tough PU sole Foam sole unit with brushed tricot inner for warmth and comfort Rear webbing pull tab Weight: 250g / 8.8oz