Excavation time is by far the biggest contributing factor in avalanche fatalities. By reducing or eliminating burial depth you substantially increase your chances of survival.

Backcountry Acess Float 36 Avalanche Airbag System
Designed for avalanche pros, guides, and dedicated backcountry riders carrying the full quiver of essentials. Includes big volume, internal rod frame, load lifters, back panel access, internal shovel/probe pockets, waist belt pockets, ski and snowboard carry system, lined goggle pocket, and hydration sleeve.

• Pack Volume: 2196 cubic inches/36 liters
  
  
• Weight: 7.7 pounds/3492 grams (system) or 4.2 pounds/1905 grams (pack only)
  
  
• Torso Lengths: 17-22 inches

• Float packs come with a full cylinder and refill kit.
  The compressed air cylinder can be refilled at certified retail locations across North America.