Green metal baffle that stops rats/squirrels climbing up bird feeder poles. It comes in two parts:- a capped hollow metal cylinder (length 36.5 cm) and a collar for it that can be adjusted to fit poles up to 4.1 cm diameter. (For more details, see original product on Amazon https://www.amazon.co.uk/gp/product/B000A0OMUY )
Please state when you can collect.