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Show 43 products
Brand
Size of phone case (thickness)
Color
Material
Fall protection
MagSafe magnet

Coolblue's Choice Sustainable phone cases

The best product for you, according to our customers and experts.

Coolblue's Choice is the best product for you, according to our customers and experts. This product is hardly ever returned, and has the best reviews. You can be sure that you'll be happy with your choice.

43 phone cases
Our choice for a back cover with fall protection for the Apple iPhone 15 Pro | Size average | Color transparent | Fall protection
23,99
Delivered tomorrow
  • This sturdy case protects your iPhone from damage in the case of a fall from up to 3m.
  • Thanks to this transparent case, you can still see the original design and the color of your iPhone Pro.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
Samsung Galaxy S25 Back Cover with Magnet Transparent Sustainable phone case
Coolblue's Choice
 
 
Our choice for a back cover with magnet for your Samsung Galaxy S25 | Size small | Color transparent | None fall protection
34,99
Delivered tomorrow
  • Thanks to the magnet in this cover, you can firmly attach magnetic accessories
  • Thanks to this transparent case, you can still see the original design and the color of your S25.
  • The Samsung back cover is the best choice for you if you want to protect your smartphone.
Our choice for a back cover with MagSafe for the Apple iPhone 15 Plus | Size average | Color transparent | Fall protection
31,99
Delivered tomorrow
  • Thanks to the MagSafe magnet in this cover, you can firmly attach MagSafe accessories.
  • Thanks to this transparent case, you can still see the original design and color of your iPhone 15 Plus.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
Our choice for a standard back cover for the Apple iPhone 15 Pro | Size average | Color transparent | None fall protection
21,99
Delivered tomorrow
  • Your screen remains free, so you can quickly see the notifications and the time.
  • With this thin case, your iPhone still fits in your bag or pocket.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
BlueBuilt Samsung Galaxy A35 Back Cover Transparent Sustainable phone case
Coolblue's Choice
 
 
0 reviews
Our choice for a standard back cover for the Samsung Galaxy A35 | Size average | Color transparent | None fall protection
19,99
Delivered tomorrow
  • Your screen remains free, so you can quickly see the notifications and the time.
  • With this thin case, your smartphone still fits in your bag or pocket.
  • This BlueBuilt back cover is the best choice for you if you want to protect your smartphone.
Our choice for a standard back cover for your iPhone 16 | Size average | Color transparent | None fall protection
40,99
Delivered tomorrow
  • Your screen remains free, so you can quickly see the notifications and the time.
  • Thanks to this transparent iPhone case, you can still see the original design of your iPhone 16.
  • This BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
Our choice for a back cover with fall protection for your Samsung Galaxy S25 Plus | Size average | Color transparent | Fall protection
28,99
Delivered tomorrow
  • This sturdy case prevents fall damage in the case of a fall from up to 3m.
  • Your screen remains free, so you can quickly see the notifications and the time.
  • The BlueBuilt back cover is the best choice for you if you want to protect your smartphone.
BlueBuilt Protective Back Cover Samsung Galaxy S23 FE Transparent Sustainable phone case
Coolblue's Choice
 
 
Our choice for a back cover with fall protection for the Samsung Galaxy S23 FE | Size average | Color transparent | Fall protection
11,99
Delivered tomorrow
  • This sturdy case prevents fall damage in the case of a fall from up to 3m.
  • Your screen remains free, so you can quickly see the notifications and the time.
  • The BlueBuilt back cover is the best choice for you if you want to protect your smartphone.
Our choice for a back cover with fall protection for your iPhone 16 Pro Max | Size average | Color transparent | Fall protection
40,99
Delivered tomorrow
  • This sturdy case protects your iPhone from damage in the case of a fall from up to 3m.
  • Thanks to this transparent case, you can still see the original design of your iPhone 16 Pro Max.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
0 reviews
Our choice for a back cover with MagSafe for your iPhone 16 Plus | Size average | Color transparent | Fall protection
45,99
Delivered tomorrow
  • Thanks to the MagSafe magnet in this cover, you can firmly attach MagSafe accessories.
  • This sturdy case protects your iPhone from damage in the case of a fall from up to 3m.
  • This BlueBuilt back cover is the best choice for you if you want to protect your iPhone 16 Plus well.
Our choice for a back cover with magnet for your Samsung Galaxy S25 Plus | Size average | Color transparent | Fall protection
45,99
Delivered tomorrow
  • Thanks to the magnet in this cover, you can firmly attach magnetic accessories.
  • Thanks to this transparent case, you can still see the original design and the color of your S25 Plus.
  • The BlueBuilt back cover is the best choice for you if you want to protect your smartphone.
Our choice for a standard back cover for the Apple iPhone 15 Pro Max | Size average | Color transparent | None fall protection
21,99
Delivered tomorrow
  • Your screen remains free, so you can quickly see the notifications and the time.
  • Thanks to this transparent iPhone case, you can still see the original design of your iPhone 15 Pro Max.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
Our choice for a back cover with fall protection for the Apple iPhone 15 Plus | Size average | Color transparent | Fall protection
26,99
Delivered tomorrow
  • This sturdy case protects your iPhone from damage in the case of a fall from up to 3m.
  • Thanks to this transparent case, you can still see the original design and the color of your iPhone 15 Plus.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
0 reviews
Our choice for a standard back cover for your Samsung Galaxy S25 Plus | Size average | Color black | None fall protection
23,99
Delivered tomorrow
  • Your screen remains free, so you can quickly see the notifications and the time.
  • The case is flexible, which makes it easy to put around your smartphone.
  • The BlueBuilt back cover is the best choice for you if you want to protect your smartphone.
Our choice for a standard back cover for the Samsung Galaxy A55 | Size average | Color transparent | None fall protection
19,99
Delivered tomorrow
  • Your screen remains free, so you can quickly see the notifications and the time.
  • With this thin case, your smartphone still fits in your bag or pocket.
  • This BlueBuilt back cover is the best choice for you if you want to protect your smartphone.
0 reviews
Our choice for a standard back cover for your iPhone 16 Plus | Size average | Color transparent | None fall protection
40,99
Delivered tomorrow
  • Your screen remains free, so you can quickly see the notifications and the time.
  • Thanks to this transparent case, you can still see the original design of your iPhone 16 Plus.
  • This BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
Our choice for a standard back cover for the Samsung Galaxy A25 | Size average | Color transparent | None fall protection
19,99
Sold out online
  • Your screen remains free, so you can quickly see the notifications and the time.
  • The case is flexible, which makes it easy to put around your smartphone.
  • The BlueBuilt back cover is the best choice for you if you want to protect your smartphone.
Our choice for a standard back cover for the Apple iPhone 15 Plus | Size average | Color transparent | None fall protection
21,99
Delivered tomorrow
  • Your screen remains free, so you can quickly see the notifications and the time.
  • Thanks to this transparent iPhone case, you can still see the original design of your iPhone 15 Plus.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
Our choice for a standard back cover for your iPhone 16 Pro | Size average | Color transparent | None fall protection
40,99
Delivered tomorrow
  • Your screen remains free, so you can quickly see the notifications and the time.
  • Thanks to this transparent case, you can still see the original design of your iPhone 16 Pro.
  • This BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
OtterBox Symmetry Samsung Galaxy S24 Plus Back Cover Transparent Sustainable phone case
Coolblue's Choice
 
 
Our choice for a standard back cover for the Samsung Galaxy S24 Plus | Size average | Color transparent | Fall protection
34,99
Delivered tomorrow
  • This sturdy case protects your smartphone from damage in the case of a fall from up to 1.2m.
  • Your screen remains free, so you can quickly see the notifications and the time.
  • The OtterBox back cover is the best choice for you if you want to protect your smartphone.
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