Yes, fruit protection bags do work. They are designed to protect fruits from pests and other environmental factors that can cause damage or reduce the quality of the produce. The bags provide a physical barrier against insects, birds, and animals while also protecting the fruit from windburn, sunburn, and frost damage. Additionally, they help maintain humidity levels which helps keep fruits fresh for longer periods of time. Overall, these protective bags are an effective way to ensure your harvest is safe and ready for consumption when it’s time to enjoy your garden-fresh produce.