Add additional organization to your Mystery Ranch Marshall, Metcalf, or Selway Backpack (not included), or other large hunting pack with the Quick Attach Zoid Bag. It clips in easily via a connection point on the inside of the Mystery Ranch Pack, giving you even more storage and organization for additional gear. And it's made with a see-through TPU window, so you can grab exactly what you need, exactly when you need it. Need to quickly access your first aid kit or smartphone? It provides the perfect place for those. How about your water filter? It's great for that, too. Whatever you need to access quickly, this Quick-Attach Zoid Bag is a top choice for stowing matches, pocket knives and other small items. Adds additional organization and storage to your backpack Compatible with most Mystery Ranch Packs (not included) Locking gatekeepers provide secure attachment and removal See-through TPU window offers quick content visibility Durable 210D Hitra Robic nylon construction YKK zippersSizing Details: Small Capacity: 90-cu. in. Dimensions: 8.5 inchx5.5 inchx3.5 inch Weight: 0.1 lbs.Medium Capacity: 185-cu. in. Dimensions: 13.25 inchx5.5 inchx3.5 inch Weight: 0.2 lbs. Order today!