100% natural merino wool in a lightweight, super-soft construction. The Merino Lightweight Headband offers odor-resistance and temperature regulation to rival synthetics, while ethically-sourced wool means comfort that&';s made with kindness. The low-profile, 9cm wide design is perfect, whether you&';re hiking, biking or just chilling out. 100% natural merino wool in a lightweight, super-soft construction. Perfectly suited to an active lifestyle and versatile to suit every activity, Merino wool technology: Naturally temperature-regulating and Odor-resistant. Made with 100% natural, cruelty-free Merino wool. Ethically sourced Merino yarn from sheep raised in Australia. Natural fibres that offer the highest temperature regulation. Fabric with fibres that naturally prevent the bacterial growth that can lead to smells.