Mac in a Sac

Lilas Outdoors proudly offers the Mac in a Sac Adventure range — premium lightweight, packable waterproof jackets engineered for active use in all-weather conditions. Designed with 10,000mm waterproof and 8,000gsm breathability ratings, these jackets provide exceptional protection against rain while allowing moisture to escape during high-output activities like hiking and running. Fully taped seams, YKK® zippers, and adjustable hoods ensure a secure, weather-resistant fit, while the entire jacket compresses neatly into its own sac for easy storage in a backpack or daypack. Whether you're trail running, hillwalking, or commuting, Mac in a Sac Adventure gear from Lilas Outdoors delivers reliable, technical performance without the bulk.