Features of the Mammut Women's Aconcagua ML Tight Sophisticated combination of two High-quality, functional fleece materials for the perfect body climate Very robust, warm, elastic Polartec Power Stretch Pro with very abrasion-proof Nylon surface on front and rear Low-volume, non-bulky Pontetorto Tecnostretch waffl e structure on inside ensures Optimum moisture management 1 Leg zipper pocket Bonded pocket bags for low friction and clean look Fabric Details Polartec Power Stretch Pro: 57% Polyester, 33% Polyamide, 10% Elastane Pontetorto Tecnostretch: 94% Polyester, 6% Elastane