Abs vario 24 zip on backpack the abs vario 24 zip on backpack has been designed for use with ski touring and free riding and can be used with the powder base unit and twinbag system along with a large main compartment with easy access to storage for a snow shovel and avalanche probes along with multiple access points in the main compartment to reach all items this avalanche airbed backpack also features multiple zip pockets across the front as well as mounts for skis snowboards snowshoes a