When choosing a sleeping bag for camping, consider the following criteria:

1. Temperature: Check the temperature rating of the bag. Choose a model that is suitable for the weather conditions of your trip.
2. Filling Type: Bags can be filled with synthetic or down. Synthetics are more resistant to moisture and are easier to wash, while down offers better thermal insulation and is lighter.
3. Shape: The most common shapes are rectangular and mummified. Rectangular ones offer more space, while mummified ones are more efficient in terms of insulation and warmth.
4. Weight and Size: If you are a backpacker, opt for lightweight and compact bags. Also check the size when compressed and how easy it is to transport.
5. Durability: Choose a bag made of durable materials that can withstand use in different conditions, especially if you are a frequent camper.
6. Waterproof: Some bags come with a treatment that helps repel moisture. This is important if you camp in places with high humidity or the possibility of rain.
7. Fit and Fit: Look for bags that have drawstrings on the hood or high-quality zippers. Some options also come with extra pockets or covers.
8. Ease of Cleaning: Check if the bag is washable and how it should be washed. Bags with synthetic filling are generally easier to care for.
9. Comfort: Try the bag on if possible, or check reviews for comfort. Width and length are also important to make sure you have enough space.
10. Price: Set a budget and look for options that offer the best value for money, taking into account quality and features.