Gardman Glazed Mini Hanging Ceramic Bird Bath A01124 Frost resistant glazed ceramic bird bath can be hung or fitted onto a support ring on a feeding station, hung from a tree or simply stood on a patio. The Mini Bird Bath has BTO (British Trust for Ornithology) BSA (Birdcare Standards Association) approval. A source of fresh clean water is vital for birds survival. Supplied with heavy duty chain. Diameter 20cm