specifications: material:PP Color: white + blue Working pressure: zero Filtration accuracy: zero integrated pp filter out Length 102 diameter 47 mm Package Contents: 5 * water air purifier filter Only the above package content, diverse item aren't included. Note: Light taking pictures and assorted displays can cause the color of the item within the photograph a bit of diverse from the genuine thing. The dimension allowed error is +/- 1-3cm.