The Jacket is made of high-grade aluminum material carefully chosen in terms of strength and durability. Three mm-thick aluminum ingots are scraped away by excellent processing technology so as to elaborately the form of the Jackets.

This aluminum material, with higher rigidity and light weight, is the same as that used for a premium business case. With this merit, the Jacket fits comfortably in the hand of the user giving a sense of ease.

The high-accuracy shot-blast processing has resulted in a matte satin-finish, making fingerprints and stains less visible. Our alumite treatment is also the key to realizing excellent strength and corrosion resistance.

iPhone 4 is provided with a cushion sheet that is soft to the touch and has proper repulsive force. It is protected by this sheet with slip resistance, vibration absorption, and impact absorption.

The attached manual with illustrations aids easy installation. After fixing it, there is no concern about expansion or cracking often observed in goods made of silicon or resin. The Jacket allows the user to use iPhone 4 securely.

User friendliness was exhaustively pursued in design to allow for easy access to every button. iPhone 4 can be charged and synchronized whilst in this Jacket. Compatibility is secured between smooth operability and sophisticated exterior enhancements.