Boasting an unrivaled warmth-to-weight ratio, the Apex is the pinnacle of light and stable self-inflating comfort. The newest addition to our tried-and-true ProLite family adds warmth and thickness without adding additional weight. The lightweight Apex offers year-round warmth and comfort thanks to its unique?StrataCore construction. The two-inch thick mattress ensures that you stay comfy during your backpacking adventures. Stuff sack included. StrataCore Construction:?Yielding the best warmth-to-weight ratio of any self-inflating mattress, StrataCore uses a continuous layer of thermal foam nestled between alternating ridges of air and foam.. Lightweight Year-Round Comfort:?Perfect for everything from winter adventures to summer backpacking.. Comfy Self-inflating Foam:?Expanding foam core self-inflates; top off with air for personalized firmness on (5 cm) of StrataCore loft.. Easily Fits In Your Pack:?Packs down small to easily find a place in your pack during fast and light adventures.. R-Value: 4?. Weight (Standard): 1 lbs 6 oz?. Weight (Metric): 0.63 kg?. Width (Standard): 20 in?. Width (Metric): 51 cm?. Length (Standard): 72 in?. Length (Metric): 183 cm?. Thickness (Standard): 2 in?. Thickness (Metric): 5 cm?. Packed dimension (Metric): 28 cm x 12 cm. Packed dimension (Standard): 11 in x 4.8 in. Top fabric type: 50D polyester. Bottom fabric type:?50d Polyester?. Foam type: Urethane Foam?. Spot wash. Made in the USA.
