Beta Series: All around mountain use garments: moderate length; hand pockets; interior pockets; moderate articulation; room for layers; helmet compatible hoods; drop hem. SL: Super Light. Uses the lightest weight materials available to provide high weather protection, performance and/or packability, but with the right amount of durability. Emergency pull-on waterproof pant made from GORE-TEX(R) fabric with Paclite(R) technology. Reinforced hem and insteps are abrasion-resistant and durable N150p-X GORE-TEX(R) fabric. Lower leg zipper accommodates boots. Light, ergonomic and compact, it is designed for use when the weather takes a sudden turn for the worse. Features: Waterproof Breathable Lightweight Compressible and packable Micro-seam allowance (1.6 mm) reduces bulk and weight DWR finish (Durable Water Repellent) helps repel water from fabric surface GORE-TEX(R) two-layer construction Articulated knees Gusseted crotch WaterTight(TM) 1/4 length leg zippers Front fly Adjustable pant cuff drawcord Lace hook Pull-on style with elasticized waist Waist drawcord Three layer GORE-TEX(R) reinforced instep patches Athletic Fit Weight: 260 g / 9.2 oz Activity: Hiking / Trekking Materials: N40r GORE-TEX(R) fabric with PacLite(R) product technology N150p-X GORE-TEX(R) fabric with 3L tricot technology