
There are far better ways. There are very few really useful stickers that fall off on a regular basis and I can't see where the effective mic coverage makes any sense. Save money, ridiculous price.

6 Pack Webcam Cover Black - NanoTech Reusable Adhesive Protection for Laptops, Smartphones, Tablets, Desktops - Works on Any Electronics Surface - Safeguard Your Privacy
11 Review

imluckies Webcam Cover Slide - Slim Metal Camera Cover for Laptop, MacBook, iPad, iMac, PC - 6 Pack, Ultra-Thin 0.023 inch, Privacy Protection
12 Review

Aluminum Alloy Laptop Camera Cover (2 Pack)
10 Review

Laptop Webcam Cover Slide: Ultra Thin Round Hole Camera Blocker for MacBook, PC & More (3 Black + 3 White)
11 Review