Made of high quality soft silicone,no odor,scratch proof,shock proof,antiskidding and durable. Easy installation, adsorption strength fastening and wear it firmly. The case has a anti-lost carabiner and exquisite stainless steel key ring. Carabiner and hand strap attached in the box. No more tiny dusts out to attack your airpods charging port. Keep it clean always. Please note airpods NOT included. Quality guarantee, More steady and On time shipment, 30-day money-back guarantee for any reason. Best Gift for your apple airpod.