To ensure that presidio clear + glitter offers the ultimate protection for your iPhone, it has been dropped from a height of 8 feet multiple times by a third-party laboratory. Impaction clear is a dynamic shock-absorbing material that absorbs and disperses force away from your iPhone Impaction clear raised bezel guards screen from direct drops onto phone face and prevents Damage when lying flat. We??ve created the slimmest dual-layer case Speck has ever made, without sacrificing protection. Presidio clear + glitter materials resist turning yellow when exposed to UV light from the sun.