Clarity doesn't mean compromise. The Benks Grand Combo Crystal Case brings together coordinated front, back, and screen protection for your iPhone Duo, while its transparent construction keeps the original design visible. The set combines three essentials: a high-transparency crystal back shell, a clear PC front frame, and a fitted screen protector covering the key surfaces a standard case can leave exposed.
Crystal Series Hinge Protective Case Set (Hinge back shell + Front frame + HD Screen Protector)
Material
TPU + Magnet + PC + Glass + Adhesive
Color
Transparent
Model
iPhone Duo
Magnetic MagSafe
Fully compatible, no need to remove the case
Protection in Every Detail
Three features. One flawless guard for your Fold.
Adaptive Magnetic Structure
Dynamically conforms to the hinge as the angle opens and closes eliminating hinge scraping and abrasion at the source.
Four-Corner Airbag Cushions
Build an all-around buffer line of defense, evenly dispersing impact the instant the phone hits the ground.
Crystal-Tough Material
Flexible and easy to fit without harming the device doubling protection within a slim, lightweight profile.
Enhanced Protection
Upgraded Hinge Protection
A redesigned hinge guard protects the most vulnerable part of your iPhone Duo against scratches and daily impacts while maintaining a slim profile and smooth folding experience.
Clever Front-Frame Cutouts
Guards the lifeline of your foldable
A strong magnetic grip seals tightly to the center spine, defending every angle against drops and daily scuffs. Reinforced from the hinge to the body, it makes the folding core far more drop- and wear-resistant.
Matched Ultra-Clear Front Frame
Seamless fit, edge protectionthat never blocks the screen
Full-wrap adhesion that never lifts the film, rigidly guarding the outer-screen edge for worry-free scratch and bump defense.
Matrix Magnet Array
Powerful, balancedmagnetic attraction
A high-pull magnet matrix delivers deep, stable holding power. Whether for MagSafe accessories or wireless charging, it stays firm and reliable goodbye to wobble and drift.
Crystal Grand Combo for iPhone Duo — FAQ
The Benks Crystal Grand Combo for iPhone Duo Case is a complete protection set featuring a transparent protective case with built-in hinge protection and a compatible screen protector. It helps protect your phone's exterior, folding hinge, and display while preserving its original appearance.
Yes. The Crystal clear case features built-in hinge protection designed to help shield the iPhone Duo's folding hinge from everyday scratches, bumps, and accidental contact. The integrated hinge cover provides additional coverage while allowing the device to fold and unfold smoothly.
The Benks Crystal case is designed to maintain a clean, transparent appearance. However, exposure to sunlight, heat, skin oils, and everyday use can affect clear case materials over time. Regular cleaning and avoiding prolonged exposure to excessive heat can help maintain its clarity.
The Benks Crystal Grand Combo is designed to balance protective coverage with everyday usability. Its transparent case adds protection around the phone and folding hinge, while the precise fit helps preserve comfortable handling. The hinge protection adds some coverage compared with cases without a hinge cover.
Yes. The Benks Crystal case is designed specifically for the iPhone Duo's folding structure. Its integrated hinge protection accommodates the folding mechanism, allowing you to open and close your device during everyday use without removing the case.
Yes. The Crystal Grand Combo includes a compatible screen protector that helps protect the display against everyday scratches and surface wear. Combined with the transparent case and hinge protection, it provides a more complete protection solution than a case alone.
Yes. The screen protector included in the Benks Crystal Grand Combo is selected for use with the matching iPhone Duo protective case. The combination is designed to provide coordinated screen and case coverage without unnecessary interference between components.
MagSafe accessory compatibility and wireless charging performance depend on the magnetic construction of the specific Crystal case version and the charging accessory used. Check the product specifications for your selected model before purchasing.
No. The Crystal case features a transparent design that allows your iPhone Duo's original color and finish to remain visible. It is ideal for users who want to showcase their device while adding everyday protection around the exterior and hinge.
The Benks Crystal Grand Combo helps protect your iPhone Duo from everyday bumps, scratches, and accidental contact through its protective case, integrated hinge cover, and screen protector. Actual drop protection depends on the impact angle, height, and surface. No case can guarantee complete protection against every drop.
The Crystal Grand Combo focuses on transparent styling, built-in hinge protection, and coordinated screen coverage. The Benks Kevlar® Grand Combo emphasizes a lightweight woven-fiber design and a slim, refined feel. Choose Crystal if hinge coverage and showing your phone's original color are priorities, or Kevlar® if you prefer a minimalist woven appearance.
The Benks Crystal Grand Combo is ideal for iPhone Duo users who want transparent styling and more complete everyday protection in one set. With its built-in hinge cover, matching screen protector, and precise foldable design, it offers a convenient solution for protecting the phone without hiding its original appearance.
5 stars: 2 (67%)
4 stars: 1 (33%)
3 stars: 0 (0%)
2 stars: 0 (0%)
1 star: 0 (0%)
R
Rayand
Great case, but with it on my screen protector
Great case, but with it on my screen protector keep disengaging in a corners.
B
Ben
I’m obsessed with this case!!!!!! Works perfectly on my Duo and displays the original phone color so well!!!! A++++++
![[Grand Combo] Crystal Phone Case for iPhone Duo](http://www.benks.com/cdn/shop/files/iPhone_Duo_Case_2.png?v=1792396810&width=1000)
![[Grand Combo] Crystal Phone Case for iPhone Duo](http://www.benks.com/cdn/shop/files/iPhone_Duo_Case_1.png?v=1792396808&width=1000)
![[Grand Combo] Crystal Phone Case for iPhone Duo](http://www.benks.com/cdn/shop/files/Grand_Combo_Crystal_Phone_Case_for_iPhone_Duo_1.png?v=1789526286&width=1000)
![[Grand Combo] Crystal Phone Case for iPhone Duo](http://www.benks.com/cdn/shop/files/Grand_Combo_Crystal_Phone_Case_for_iPhone_Duo_3.png?v=1789526286&width=1000)
![[Grand Combo] Crystal Phone Case for iPhone Duo](http://www.benks.com/cdn/shop/files/Grand_Combo_Crystal_Phone_Case_for_iPhone_Duo_2.png?v=1789526286&width=1000)
