Before you drop them during exercise or commuting. The hole diameter is approximately 6mm. Compatible with all AirPods models and AirPods Pro. The strap is approximately 70cm long and has a built-in magnet. You can hang it around your neck or wrap it around your wrist, and there are various other ways to use it. Made of silicone, so it can be washed with water. Available in 12 colors. #Hamsta's Product List #Hamsta's AirPods 1st & 2nd Generation #Hamsta's AirPods 3rd Generation #Hamsta's AirPods Pro #Hamsta's AirPods Pro 2 <<About Shipping>> ・Yu-packet Orders paid in the morning will be shipped the same day, but we are closed for shipping on weekends and holidays.