[DETAIL] Features: Quality material,long servive life. Extra strong magnetism,not easy to fall. Suitable for a wide range of headgear. Compatible with arfiut & airtouch F20 F30 N20 Specification: Material: ABS Color: White Size: 3.1cm*2cm/1.2in*0.78in Note: There could be some slight differences in the color tone of the pictures and the actual item. Please allow 1-2mm differs due to manual measurement, thanks. Package Included: 1pc x Magnetic buckle No Retail Box.Packed Safely in Bubble Bag. [ATTRIBUTES] - Is Batteries Included: No - Hign-concerned Chemical: None - Model Number: 473731 - Is Batteries Included: No - Hign-concerned Chemical: None - Model Number: 473731 - Material: ABS - Type: Nasal Mask Belt - Origin: Mainland China - Item Type: Sleep & Snoring