This mattress fits the Bloom Alma Urban Mini Crib. 

Body-fit foam mattress constructed with high quality anti-bacterial foam for health, safety and comfort, the body-ft foam mattress has a dual side progressive firmness surfaces to accommodate baby’s increasing weight

• dual side, progressive firmness mattress inverts to accommodate baby’s increasing weight
• constructed with high quality anti-bacterial foam for health, safety and comfort
• memory foam supports baby’s posture
• unbleached & undyed natural cotton cover - natural sleeping surface for baby
• Product Dimensions: 35 1/2 (L)x 17 3/4 (W) x 3 1/4 (D)inches