Felt slipper of 100% pure natural wool in the classic color denim with a sole of natural rubber. European Size 40, US W 9 or US M 7.5. Never worn/new with tags. Made of 100% pure, natural wool in the classic colour grey with a sole of natural rubber. Glerups started making slippers over 30 years ago and all slippers are produced with their special Glerups wool mix, which makes the slippers itch-free and durable. The slippers are designed and produced with respect for animal, people and nature. Choose the slipper model with a natural rubber sole if you are the type of person who likes to go outside with your glerups and want to be able to put them on and take them off easily. You can also use them before and after a dip in the water, a nature walk or a weekend trip to the cottage, shelter or tent.