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One size fits the majority of users and is also available in Mini size. Easily cleaned with warm soapy water and left to dry. A small and discreet device worn in the ear to reduce stress. Worn comfortably in the ear to reduce stressful sounds and focus on the important ones.
Flare Calmer Mini - Translucent
Flare® Calmer® Secure, flare calmer
Flare EARS: Mirror Image Sound
Flare Audio Calmer, Translucent
Flare Audio Calmer review: How to cancel ambient sound - Reviewed
Calmer by Flare Audio are a great alternative for adults sensitive to noise
Flare Audio Calmer Kids Secure (Translucent) - A Small in Ear Device to Reduce Stress for Sensitive Hearing, Autism, on OnBuy
Calmer® Kids
Calmer® Soft – Flare Audio Ltd
Does it *actually* work? Flare Calmer review