Product details1. Only for Macbook.2. [11 13 Air USB Port] is 12-pack.
[13 Air USB-C Port] is 5-pack.
[12 Macbook] is 5-pack.
[13 15 Pro HDMI Port] is 12-pack.
[13 15 Pro CD-ROM Drive] is 9-pack.
[13 15 Pro USB-C Port] and [12 Macbook] is 5-pack of silicone rubber port plugs.3. Bright colors add style and flair to your computer.4. Prevents dust5. dust plugs were specifically designed only for Macbook Pro Retina and Air Laptops.