[High-quality material] Dear friends, this is a product we have manufactured. To a longer service life, we have chosen a very fabric with a very tight fit, which can tightly wrap your filter (it is a bit difficult to put on, so please be patient while putting it on; if there are any problems, we of it first). [Protect your pool filter] The blue mesh cover protects filter while you bathe. This increases lifespan of filter. Note: Don't forget to remove protective net after using spa. [Easy to install and clean] The mesh cover can be easily disassembled and washed at any time. The simple, stretchy fabric fits perfectly with your pool filter, making it more convenient to use.<br><br>Color: Blue Material: Mesh Bag<br><br>Package Contents: 4 x protective nets for hot tub filters<br><br>Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.