An ultralight pack fly in smaller sizes for ultralight packs and day packs. Made from 30-D Sil Cordura Nylon Ripstop. Designed for packs less than 4000 cubic inches. Check out the Storm Cell if you need a pack fly for a pack above 4000 cubic inches.

Extra Small Sizing Details — 

• Weight: 3 oz
• Fits Pack Size Volume: 30-41L

Small Sizing Details — 

• Weight: 3.4 oz 
• Fits Pack Size Volume: 41-54L

Medium Sizing Details — 

• Weight: 3.9 oz 
• Fits Pack Size Volume: 54-66L