The most cost-effective protective case for ipad should be a silicone protective case. Compared with the protective case of other materials, silicone material is safer, shock absorption, more anti-fall, when inadvertently dropped, the protection of ipad can also maximize its role, the key is affordable, dozens of pieces of cost, can be replaced at will, change style.
And like acrylic material, metal material and so on, although the appearance is good, show grade, but the use of poor durability, easy to wear, easy to break, the price is particularly expensive.