1. This oil-absorbing sponge for shock forks is specifically designed for mountain bikes and is a practical item for maintaining oil seals and dust covers. It comes in various specifications, including 32mm, 34mm, 35mm, and 36mm, which can meet different needs. No matter what size of oil-absorbing sponge your mountain bike requires, you can find a suitable one here. 2. As a professional oil-absorbing sponge, it has a good oil-collecting function and can effectively collect the oil stains inside the shock forks, keep the bike performing well, and extend its service life. It has a good quality and has passed strict tests. The authorized self-owned brand also provides a strong guarantee for the product quality. 3. The main sales regions of this oil-absorbing sponge include Europe, South America, Southeast Asia, North America, Northeast Asia, etc. It is popular in many regions and is worthy of your trust and choice.