Quick Summary
The Sea to Summit Ultra-SIL X-Small Royal Blue Waterproof Backpack Cover is made to cover a backpack during hiking, backpacking, or travel. It fits packs from 15 to 30 liters and has seamless construction, keeper straps, and an attached mini stuff sack.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Size and fit range | X-Small; fits packs from 15 to 30 liters. |
| Color | Royal Blue. |
| Material and construction | Waterproof 30D Ultra-Sil Cordura with seamless construction. |
| Keeper straps | Pull the cover tight across the pack harness. |
| Stuff sack | An included mini stuff sack is attached to the cover. |
| Packed size and weight | Packs down to 4 x 2.5 inches and weighs 2 ounces. |
Key Features Explained
The seamless construction is part of the cover’s waterproof design. Keeper straps pull it tight across the pack harness, while the attached stuff sack provides a place to pack the cover without separating the sack from it.
What to Compare Before Buying
- Pack volume: check that your backpack is within the stated 15 to 30-liter range.
- Fit around the harness: consider whether the cover’s keeper straps can pull across your pack harness as intended.
- Packed size and weight: account for the stated 4 x 2.5-inch packed dimensions and 2-ounce weight when planning what to carry.
Compatibility, Size and Fit
The stated fit range is 15 to 30 liters. Confirm your pack’s volume and consider its shape and harness arrangement when checking whether this X-Small cover is the right size.
Before You Decide
Check your pack’s volume, how the keeper straps will sit across its harness, and whether the cover’s packed size and weight suit your packing needs.









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