Calora is 98% merino wool and was developed specifically for the Wildling Ranidae rain boot. In practice it works in any Wildling: merino regulates temperature, manages moisture and keeps feet warm without bulk.
Merino is the standard answer to cold feet in thin-soled shoes across every barefoot brand — it does more for warmth in a Vivobarefoot, a Xero or a Wildling than any amount of insole thickness. See the complete Wildling range or the barefoot-friendly socks for context.
Double sizes EU 23/24 through 45/46, covering children and adults. EU price: €14.90–€21.90.
Q: Does this work with barefoot shoes from other brands?
A: In most cases yes. Wildling accessories are built around Wildling sizing, but insoles, laces and socks are widely used across brands — check the size range against your shoe before committing.
Q: Why does this matter in a barefoot shoe?
A: A thin, flexible shoe has nothing between your foot and the ground, so insoles, laces and socks change how the shoe feels far more than they would in a conventional cushioned shoe.
| Color: | Blue, Purple, White |
| Size: | 20, 24 |
| Material: | 100% Polyester |
