Its modern look that is ideal for any style of nursery The cot is made of wood and has three different mattress heights. Little ones can rest on the mattress elevated to its top, which allows the baby to be lifted from the cot without stressing your back. As your baby growsand becomes stronger, cot’s base can be adjusted so that they can sit comfortably inside. The drop side is handy and has 2 locking mechanism, with one on the top and the other at the bottom to provide extra security. The drop side of the west cliff crib requires a 120x 60cm mattress, which can be purchased as an individual purchase.