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Show 61 products
Type of phone case
Level of protection
Size of phone case (thickness)
Color
Material
Fall protection
MagSafe magnet

Coolblue's Choice BlueBuilt 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.

61 phone cases
Our choice for a standard back cover for the iPhone 12 Mini | Back cover | Protection quality standard | Size average
18,99
Delivered tomorrow
  • Thanks to the combination of the above properties, this BlueBuilt Back Cover is Coolblue's Choice.
  • The case is transparent, so you can see the original design of your iPhone.
  • 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 Pro Max | Back cover | Size average | Color transparent
25,99
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 case, you can still see the original design and the color 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 Pro | Back cover | Size average | Color transparent
25,99
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.
0 reviews
Our choice for a standard back cover for the iPhone Xr | Back cover | Protection quality standard | Size average
18,99
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 the iPhone 13 Pro Max | Back cover | Protection quality standard | Size average
23,99
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.
  • 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 | Back cover | Size average | Color transparent
23,99
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.
Our choice for a back cover with fall protection for your iPhone 16 Plus | Back cover | Size average | Color transparent
42,99
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 the Apple iPhone 15 Pro | Back cover | Size average | Color transparent
28,99
Sold out online
  • 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 Pro.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
BlueBuilt Protective Back Cover with MagSafe Apple iPhone 14 Transparent BlueBuilt phone case
Coolblue's Choice
 
 
Our choice for a back cover with MagSafe for the iPhone 14 | Back cover | Size average | Color transparent
38,99
Delivered tomorrow
  • Thanks to the MagSafe magnet in the cover, you can firmly attach MagSafe accessories.
  • This sturdy case prevents fall 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 smartphone.
Our choice for a standard back cover for the iPhone 12 Pro Max | Back cover | Protection quality standard | Size average
18,99
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.
  • The BlueBuilt 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 | Back cover | Size average | Color transparent
33,99
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.
0 reviews
Our choice for a standard back cover for the Apple iPhone 15 | Back cover | Size average | Color transparent
23,99
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.
BlueBuilt Soft Case Samsung Galaxy A54 Back Cover Transparent BlueBuilt phone case
Coolblue's Choice
 
 
Our choice for a standard back cover for the Samsung Galaxy A54 | Back cover | Size average | Color transparent
12,99
Delivered tomorrow
  • Your screen remains free, so you can quickly see the notifications and the time.
  • Thanks to this transparent smartphone case, you can still see the original design of 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 iPhone 11 Pro | Back cover | Protection quality standard | Size average
18,99
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.
  • 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 your iPhone 16 | Back cover | Size average | Color transparent
42,99
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 book case for the Samsung Galaxy A55 | Book case | Size average | Color black
19,99
Delivered tomorrow
  • This case protects the front and back of your smartphone.
  • You can easily take cards or cash with you in the book case.
  • This BlueBuilt book case is the best choice for you if you want to protect your smartphone.
0 reviews
Our choice for a back cover with MagSafe for your iPhone 16 Plus | Back cover | Size average | Color transparent
47,99
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 fall protection for your iPhone 16 Pro Max | Back cover | Size average | Color transparent
42,99
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.
Our choice for a book case for the Samsung Galaxy A35 | Book case | Size average | Color black
19,99
Delivered tomorrow
  • This case protects the front and back of your smartphone.
  • You can easily take cards or cash with you in the book case.
  • This BlueBuilt book case is the best choice for you if you want to protect your smartphone.
Our choice for a leather book case for your iPhone 16 Pro Max | Book case | Size average | Color black
53,-
Delivered tomorrow
  • This book case protects both the front and back of your iPhone 16 Pro Max.
  • You can easily take cards or cash with you in the book case.
  • This BlueBuilt book case is the best choice for you if you want to protect your iPhone.
BlueBuilt Protective Back Cover Samsung Galaxy A55 Transparent BlueBuilt phone case
Coolblue's Choice
 
 
Our choice for a back cover with fall protection for the Samsung Galaxy A55 | Back cover | Size average | Color transparent
29,99
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.
  • This BlueBuilt back cover is the best choice for you if you want to protect your smartphone.
0 reviews
Our choice for a book case for your Samsung Galaxy S25 Plus | Book case | Size large | Color black
35,99
Delivered tomorrow
  • This book case protects both the front and back of your smartphone.
  • You can easily take cards or cash with you in the book case.
  • The BlueBuilt book case is the best choice for you if you want to protect your smartphone.
0 reviews
Our choice for Our choice for a standard back cover for your iPhone 16 Pro Max | Back cover | Size average | Color transparent
42,99
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 Max.
  • The BlueBuilt back cover is the best choice for you if you want to protect your iPhone.
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