All inserts come in 2-pack with a small and large insert that can easily be snapped together. For babies under 8 kg, it is often enough with only the small insert.

ImseVimse has three different types of inserts for the One Size diaper:

- The white is made of 100% organic cotton terry.
- The natural colour is made from 100% organic cotton jersey.
- The night booster is made of polyester for extra high absorption. Perfect for heavy wetters or be used during sleep.

Extra inserts for ImseVimse’s One Size Diaper made of 100% organic cotton. The inserts come in 2-pack with one small and one large that easily can be snapped together. If your baby weighs less than 8 kg, it is enough to use only the small insert. The insert can shrink up to 6% in length.