Your pack is full, but you still have a sleeping pad, a tent, or a soaked rain jacket to carry. Knowing which straps, loops, and lids to use — and how to rig them right — keeps your load stable and your back comfortable on the trail. This guide covers every built-in attachment method on a modern backpack so you can carry more without losing your footing or your balance.
Quick Answer
Use side compression straps for sleeping pads and tent poles, floating lids for bulky items like coiled rope, Shoulder strap loops for quick-access gear, tie out loops for solar chargers or drying tarps, and rear sleeping pad straps for cylindrical items at the bottom of your pack. Keep weight centered close to your back and balanced left to right for the most stable carry.
Key Takeaways
- Balance matters most: Distribute weight evenly side to side and keep heavy items close to your spine to prevent tipping and strain.
- Use built-in features first: Compression straps, loops, and floating lids expand your carrying capacity before you add extra cordage.
- Lock down loose ends: Tighten every strap so gear can’t swing or snag on branches mid-trail.
- Protect gear from weather: Store anything attached externally in a dry bag, or use a pack rain cover large enough to reach it.
- Choose the right cord: Use static paracord for heavy items and shock cord for lighter layers like a rain jacket.
What You’ll Need
Estimated time: 5–15 minutes to rig external attachments before you head out.
- A backpack with side compression straps, daisy chains, or tie out loops
- Paracord or static cord (for tie out loops with heavy gear)
- Shock cord or bungee (for lighter items like a rain jacket)
- Carabiners or D-rings (for shoulder strap loops)
- Cord locks (to secure paracord attachments)
- Dry bags or stuff sacks (to protect gear from rain)
Side Compression Straps
Side compression straps are your first tool for stabilizing a heavy load. They compress your pack’s volume and pull weight closer to your back, which improves stability on uneven terrain. You’ll find them on most overnight and climbing backpacks, making them ideal for securing bulky gear like sleeping pads, tent poles, and snowshoes.
Balance the load between the left and right sides. If your backpack has reversible straps, use the extra attachment options to wrap around larger items. Proper use of these straps also stops gear from shifting as you move, which adds up to real comfort over long miles.
Pro tip: Thread the strap under the item first, then over the top, so the buckle sits on the outer face for easy one-handed release on the trail.
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Shoulder Strap Loops
Shoulder strap loops sit on the front of your harness and give you instant access to high-use gear. Clip on snacks, a compact camera, or a GPS device without stopping to pull off your pack.
Many backpacks include daisy chains or horizontal keeper-style straps here, along with D-rings designed for lighter clips. Moving some weight to the front helps counterbalance a heavy rear load. Don’t attach heavy items here — they bounce with every step and cause chafing quickly.
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Floating Lids
A floating lid is an adjustable top pocket connected to the main pack by extendable webbing straps. It lets you sandwich bulky items — a coiled rope or sleeping pad — between the lid and the main bag. Here’s why backpackers rely on them:
- Better balance: Keeps heavy gear aligned close to your spine for even weight distribution.
- Adjustable fit: Tighten or loosen the webbing to fit different loads and shapes.
- Weight savings: Many floating lids are removable for lighter summit pushes.
- Vertical compression: Acts as a top-down compressor to keep the main load compact.
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Tie Out Loops
Tie out loops are small fabric loops sewn onto the rear face of the pack. They work as customizable attachment points for items like solar chargers or wet tarps that need to air-dry as you hike.
Unlike fixed daisy chains, tie out loops need you to add your own cordage. Use paracord and cord locks for a secure hold. For lighter items like a rain jacket, shock cord holds the layer flat against the pack. For heavier gear, switch to static cord to stop bouncing.
Warning: Test every knot before you start hiking — a loose item can fall off silently and get left behind on the trail.
Rear Sleeping Pad Straps
Rear sleeping pad straps sit at the very bottom of the pack. They’re the standard solution for carrying lightweight but bulky cylindrical items like sleeping pads or tent bodies. Follow these steps to rig them correctly:
- Check the placement: Thread the straps correctly through the buckles to prevent slipping.
- Secure your gear: Slide your rolled pad or tent through the loops and pull tight.
- Watch your width: Items attached horizontally here widen your profile — watch for narrow gaps between rocks or trees.
- Reinforce if needed: For heavy gear, add a secondary strap to the daisy chain as a backup.
How Much Weight Can You Safely Attach Externally?
External attachment points work best for lightweight, bulky items — not heavy ones. As a general guideline, keep externally attached gear under 20% of your total pack weight. Heavy items hung far from your center of gravity shift your balance and put extra strain on your hips and lower back over long miles.
Sleeping pads, tent bodies, and rain jackets are good candidates for external carry. Full water bottles, heavy camp chairs, and dense fuel canisters belong inside the pack, placed low and centered.
Frequently Asked Questions
Can I attach a tent to my backpack’s exterior?
Yes, attaching a tent to the exterior is common. Use the bottom sleeping pad straps or side compression straps to secure it. Keep the poles vertical or center the bag horizontally to maintain balance and stop the pack from pulling you backward.
What materials work best for securing items to a backpack?
Nylon webbing straps with cam buckles offer the most secure hold for heavy items. For lighter gear, carabiners and shock cord get the job done. Avoid plain string or weak clips that can snap under trail conditions.
How do I keep attached items from getting damaged on the trail?
Pack items in durable protective cases or stuff sacks before strapping them on. Keep fragile electronics inside the pack where they can’t hit rocks or trees. Cinch all straps tight so nothing bounces or swings.
Which items should I never attach to the outside of my pack?
Avoid expensive electronics, heavy water bottles, and loose items that snag on branches. Heavy gear placed too far from your center of gravity throws off your balance and raises your injury risk over a long hike.
How do I keep externally attached gear dry in the rain?
Use waterproof dry bags for any gear stored on the outside of your pack. A backpack rain cover large enough to stretch over attached gear also helps, but dry bags give more reliable protection for external items.
Conclusion
The right attachment method depends on what you’re carrying and where it needs to sit on your pack. Use compression straps for bulky but light gear, floating lids for oversized loads, and tie out loops for items that need to air out on the move. Whatever you strap on, keep the weight close to your back and check every buckle before you step onto the trail.
A well-loaded pack makes a long day feel manageable. Take five minutes at the trailhead to rig it right, and the miles will thank you.