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Show 48 products
Suitable for model
Fall protection
Brand
Material
MagSafe magnet
Size of phone case (thickness)
Color

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.

48 phone cases
BlueBuilt iPhone 16e Back Cover Transparent sustainable phone case
Coolblue's Choice
 
 
Our choice for a standard back cover for your iPhone 17e or 16e | Apple iPhone 16E, Apple iPhone 16e, Apple iPhone 17e | None fall protection | Plastic
29,99
Sold out online
  • 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 17e or 16e.
  • 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 your Samsung Galaxy S25 | Samsung Galaxy S25 | Fall protection | Plastic
30,99
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 the Apple iPhone 15 | Apple iPhone 15 | Fall protection | Plastic
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 iPhone case, you can still see the original design of your iPhone 15.
  • 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 your iPhone 16 | Apple iPhone 16 | Fall protection | Plastic
34,99
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.
  • This BlueBuilt back cover is the best choice for you if you want to protect your iPhone 16 well.
BlueBuilt Protective Back Cover iPhone 16e Transparent sustainable phone case
Coolblue's Choice
 
 
Our choice for a back cover with fall protection for your iPhone 16e | Apple iPhone 16E, Apple iPhone 16e, Apple iPhone 17e | Fall protection | Plastic, Polycarbonate
34,99
Sold out online
  • This sturdy case protects your iPhone from damage in the case of a fall from up to 3m.
  • Thanks to this transparent iPhone case, you can still see the original design of your iPhone 17e or 16e.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
Our choice for a back cover with MagSafe for your iPhone 16 | Apple iPhone 16 | Fall protection | Plastic
39,99
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.
BlueBuilt Protective Back Cover with Magnet Galaxy S26 Ultra Transparent sustainable phone case
Coolblue's Choice
 
 
Our choice for a back cover with magnet for your Samsung Galaxy S26 Ultra | Samsung Galaxy S26 Ultra | Fall protection | Plastic
39,99
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 S26 Ultra.
  • The case protects your smartphone from damage.
BlueBuilt Protective Back Cover Samsung Galaxy S26 Ultra Transparent sustainable phone case
Coolblue's Choice
 
 
0 reviews
Our choice for a back cover with fall protection for your Samsung Galaxy S26 Ultra | Samsung Galaxy S26 Ultra | Fall protection | Plastic
34,99
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.
  • Thanks to this transparent case, you can still see the original design and the color of your S26 Ultra.
Our choice for a back cover with MagSafe for the Apple iPhone 15 | Apple iPhone 15 | Fall protection | Plastic
45,99
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.
  • 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 the Samsung Galaxy S25 | Samsung Galaxy S25 | None fall protection | Plastic
25,99
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.
BlueBuilt Protective Back Cover Samsung Galaxy S26 Transparent sustainable phone case
Coolblue's Choice
 
 
Our choice for a back cover with fall protection for your Samsung Galaxy S26 | Samsung Galaxy S26 | Fall protection | Plastic
34,99
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.
  • Thanks to this transparent case, you can still see the original design and the color of your S26.
BlueBuilt Protective Back Cover with Magnet Galaxy S26 Transparent sustainable phone case
Coolblue's Choice
 
 
0 reviews
Our choice for a back cover with magnet for your Samsung Galaxy S26 | Samsung Galaxy S26 | Fall protection | Plastic
39,99
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 S26.
  • The case protects your smartphone from damage.
BlueBuilt Samsung Galaxy S26 Ultra Back Cover Black sustainable phone case
Coolblue's Choice
 
 
0 reviews
Our choice for a standard back cover for your Samsung Galaxy S26 Ultra | Samsung Galaxy S26 Ultra | None fall protection | Plastic
29,99
Delivered tomorrow
  • The back cover protects your smartphone from damage.
  • Your screen remains free, so you can quickly see the notifications and the time.
BlueBuilt Protective Back Cover Samsung Galaxy S26 Plus Transparent sustainable phone case
Coolblue's Choice
 
 
0 reviews
Our choice for a back cover with fall protection for your Samsung Galaxy S26 Plus | Samsung Galaxy S26 Plus | Fall protection | Plastic
34,99
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.
  • Thanks to this transparent case, you can still see the original design and the color of your S26 Plus.
BlueBuilt Samsung Galaxy S26 Back Cover Black sustainable phone case
Coolblue's Choice
 
 
0 reviews
Our choice for a standard back cover for your Samsung Galaxy S26 | Samsung Galaxy S26 | None fall protection | Plastic
29,99
Delivered tomorrow
  • The back cover protects your smartphone from damage.
  • Your screen remains free, so you can quickly see the notifications and the time.
Our choice for a back cover with fall protection for your Samsung Galaxy S25 Ultra | Samsung Galaxy S25 Ultra | Fall protection | Plastic
30,99
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.
0 reviews
Our choice for a standard back cover for the Apple iPhone 15 | Apple iPhone 15 | None fall protection | Plastic
35,99
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.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
Our choice for a back cover with MagSafe for your iPhone 16 Pro | Apple iPhone 16 Pro | Fall protection | Plastic
39,99
Delivered tomorrow
  • Thanks to the MagSafe magnet in this cover, you can firmly attach MagSafe accessories.
  • This sturdy case protects your iPhone 16 Pro 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.
Our choice for a back cover with fall protection for your iPhone 16 Plus | Apple iPhone 16 Plus | Fall protection | Plastic
34,99
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 Plus.
  • This BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
Our choice for a back cover with MagSafe for your iPhone 16 Pro Max | Apple iPhone 16 Pro Max | Fall protection | Plastic
39,99
Delivered tomorrow
  • Thanks to the MagSafe magnet in this cover, you can firmly attach MagSafe accessories.
  • This sturdy case protects your iPhone 16 Pro Max from damage in the case of a fall from up to 3m.
  • 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 your Samsung Galaxy S25 Plus | Samsung Galaxy S25 Plus | Fall protection | Plastic
30,99
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 | Apple iPhone 16 Pro | Fall protection | Plastic
34,99
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.
  • 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 your iPhone 16 | Apple iPhone 16 | None fall protection | Plastic
34,99
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.
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