Efficiently scrubs the inside of your favourite glasses and water bottle. The bristles are made with natural fibres that allow for gentle yet effective scrubbing, without harming even your most precious glassware. Details: Dimensions: 10.6" long x 2.3" head diameter (27 cm long x 6 cm head diameter). Materials: Made with natural plant fibres. Made in China exclusively for Murchison-Hume.