Two people sit by a campfire in snowy mountains, next to a red bivvy bag, wearing winter gear and headlamps, surrounded by rugged peaks.

What is a Bivvy Bag?

Bivvys explained, plus how to choose one

What is a bivvy bag and is it right for you?

Whether you’re a hiker seeking lightweight gear, a wild camper looking for simplicity, or after a reliable backup shelter, a bivvy bag keeps you dry, warm, and protected. This guide breaks down everything you need to know before buying a bivvy, plus our top picks to help you choose the best bivvy bag for your next adventure.

So, what is a bivvy bag?
A bivvy bag is a protective cover for your sleeping bag. It shields you from the elements while remaining breathable, so your sleeping bag doesn’t get damp. It’s camping in its simplest form, no tent required.

When should I use a bivvy bag?

How do you sleep in a bivvy bag?

Bivvy bag FAQs

Bivvy bag considerations

How do I choose the right bivvy bag?

Consider the intended use, features, and personal preferences when selecting a bivvy bag.

Key considerations:

Intended use

Emergency – go for minimal weight and tiny pack size

Regular trips – choose comfort and ventilation

Features to look for

Hooped design – adds space and comfort at the head, this will add extra weight

Bug mesh – vital in insect-heavy areas

Material – waterproof and breathable fabrics

Seam sealing – taped seams stop leaks

Hood/closure – keeps rain out of your bag

Personal preference

Height – taller people need longer bags, most of the bivvies we stock range from 230-250cm

Packability – Ultralight options pack down very small

Final thoughts

Is a bivvy bag right for me?

Bivvy bags are a brilliant way to strip camping back to the essentials. They’re light, versatile, and ideal for nights when you want simplicity or need a backup shelter.

If you’re new to bivvying, start with a reliable waterproof model, then consider extras like a hooped design or bug mesh once you know your style of adventure. With the right bivvy, you’ll be ready for quick overnighters, emergency use, or a full lightweight setup in the wild.