These Blue Tit socks are luxuriously soft, comfortable, and high-quality yellow bamboo socks. Made from breathable bamboo fibre, they feature beautiful blue tits perched all over a bright sunshine-yellow background.. Blue Tits are one of the UK's best-loved garden birds, recognised for their colourful blue and yellow feathers, acrobatic feeding displays, and cheerful song. These lively little birds are a familiar sight across parks, woodlands and gardens — and now feature all over cosy and comfortable socks!. They make excellent work socks, gym socks, or dress socks — or a bright, colourful gift for any bird or wildlife lover.. A minimum of £500 a year from all Bare Kind RSPB socks sold will be donated to the RSPB, a registered charity in England and Wales, number 207076, and in Scotland, number SC037654.