Treeanie Steel Blue spring with its vacuum-insulated lid

with its vacuum-insulated lid

while the pre-washed material feels pleasantly soft on the skin and is ideal for everyday wear

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Ideal for cold days – stylish

With a comfortable cut

Treeanie Steel Blue spring with its vacuum-insulated lidThe Treeanie is our classic: super comfortable, looks great, and keeps your ears toasty warm even on cold days. In addition to cotton, the colorful Treeanies also feature Polylana, a sustainable alternative to acrylic that uses less water and energy than conventionally produced acrylic and makes the Treeanie even softer it's not without reason that our Treeanies are among our bestsellers!