MONOCARBON Slim Genuine Carbon Fiber Case Compatible with Apple Watch Series 4 44mm Carbon Fibre Cover with Snug Fitment - Weight 0.7g - Thickness 0.6mm - Matte Finish

1[Real carbon fiber]--This case is made from real carbon fiber.This material is usually used in super car,military, spacecraft,unmanned aerial vehicle,sports. 2[Ultra thin]--It only weighs about 1 gram.So you can hardly feel his quality,but it can protect your watch well. 3[Durable and corrosion resistant ]--It is lighter than aluminum, but more resistant to corrosion and the strength is stronger than steel. 4[fashionable and feature]--You'll find that your watch seems to be the watch of the future when you wear this case on your watch.It is very cool and fashionable. 5[Convenient to us]--It won't hurt your watch.No influence to wireless charging and Monitor the heart rate.