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UdderLok is manufactured in the UK and made of recyclable Type 2 HDPE plastic. Packaging is also fully recyclable. The cardboard is FSC / PEFC certified and printer ink is vegetable oil based making the card fully degradable and recyclable. The blister-pack contains a high proportion of recycled PET plastic and is fully recyclable. We also post the product out in an easy to recycle padded envelope.