Lisara Baby Bassinet Mattress 29 in x 18 in - Dual Sided Gel Memory

In this review of the Lisara Baby Bassinet Mattress the bottom line is simple: parents who need a well-fitting, easy-care replacement mattress for a 29 in x 18 in bassinet will appreciate the mattress for its dual-sided comfort and washable, waterproof cover. The reviewer found it best for use in 4moms MamaRoo Sleep Bassinet style cradles or any bassinet that matches the size, and the single biggest reason to buy is the combo of a cooling gel memory foam side and a firmer high-density side that adapts as a baby grows.

Key Features

• Size compatibility: Designed to fit 29 in x 18 in bassinets so buyers can expect a snug, secure fit in compatible models when they measure first.
• Dual sided firmness: One side uses cooling gel memory foam for cushioning and pressure relief while the other side offers high-density support for firmer sleep surface needs.
• Removable breathable cover: The cover blends 35% ice silk with polyester to create a soft, breathable surface that feels cool to the touch in warm weather.
• Waterproof protection: A premium TPU membrane in the cover repels liquids on both sides to protect the foam from spills and accidents.
• Easy care: The zip-off cover is machine washable at mild temperatures, making maintenance straightforward for busy caregivers.

Who It's For

The mattress is a practical choice for parents who own a 29 in x 18 in bassinet such as the 4moms MamaRoo Sleep Bassinet and who want flexible firmness options without replacing the whole bassinet. It is also useful for caregivers prioritizing an easy-to-clean, waterproof cover and a breathable surface that feels cool in summer.

Families who need a very thick, plush mattress or special medical-grade infant support should look elsewhere; some customers note a mixed perception of thickness, so if maximal loft is required this mattress may feel thinner than foam crib mattresses.

Pros & Cons

Pros

• Comfortable dual-sided design gives parents two firmness options as their child grows.
• Cover made with ice silk blend is soft, breathable and cool to the touch.
• Waterproof TPU membrane protects against fluids and is paired with a removable zip cover for machine washing.
• Fits standard 29 in x 18 in bassinets for a secure fit when measured properly.

Cons

• Some shoppers report the mattress feels thinner than expected, so it may not suit those wanting extra thickness.
• Care instructions require mild detergents and no bleaching or ironing, which is normal but worth noting.

Specifications

Our Verdict

The Lisara Baby Bassinet Mattress is a sensible, value-oriented replacement for parents who need a reliable 29 in x 18 in mattress with dual-sided comfort and a washable, waterproof cover. It is especially good for those who want a cooling sleep surface and easy maintenance; however, buyers who need a thicker or specialized medical mattress should consider other options.

Frequently Asked Questions

Will this fit my 29 in x 18 in bassinet?
Yes, it is made for 29 in x 18 in bassinets, but measure your bassinet mattress area first to ensure a snug fit.

Is the cover machine washable?
Yes, the zip-off cover can be machine washed at about 30 C with mild detergent; do not bleach or iron.

Which side is firmer?
The firmer side is the high-density support foam, while the softer side contains cooling gel memory foam.