For Bird Houses, Garden Feeders. Sell alongside bird food and nest boxes Attractive Packaging A great way to help garden birds at nesting time. 20g of natural British Sheep wool. This product uses only the warmest, shortest fibres from UK Breed Sheep About the nesting material Our wild bird nesting material is made from 100% British sheep wool that is collected and processed from our own flock of native and rare breed British sheep. The wool is thick and warm and has fantastic insulating properties.  Why offer nesting material garden birds? Building nests is very labour intensive for wild garden birds and the wool you offer them will help them to insulate their nest and protect their eggs and young. Which birds will benefit from the nesting material This wool is suitable for any nesting bird in your garden. It helps the birds to insulated their nests and is ideal to offer around nesting time. How to use the nesting material wool Use with any feeder