Helly Hansen LIFA All Stripes Crew Top - Women's: LIFA stands for Luxury Insulation for Alpinists. OK, that’s not true. But it might as well be. The LIFA All Stripes Crew Top is a warm and comfy women’s base layer top with more stripes than an inmate at Folsom. The HH stay-dry technology allows the All Stripes crew to be a versatile baselayer that will serve you well in all conditions.