The best kids beds with sides match a child’s age, mattress size, and need for fall protection. The Delta Children Canton is best for toddlers transitioning from a crib, while the Bellemave twin suits families who want guardrails and under-bed storage. The Delta Cora offers removable rails as a child grows, the ADORNEVE Montessori bed keeps a twin mattress close to the floor, and the ADORNEVE triple bunk serves households needing multiple sleeping spaces.
| Bed | Best for | Notable feature |
|---|---|---|
| Delta Children Canton | Toddlers | Low profile; full-size crib mattress |
| Bellemave Twin | Storage-minded families | Two drawers and side guardrails |
| Delta Children Cora | Growing children | Removable guardrails |
| ADORNEVE Montessori Twin | Low-access sleep setup | Floor-level design and detachable rail |
| ADORNEVE Triple Bunk | Multiple children | Three sleeping spaces and storage |
Delta Children Canton Toddler Bed

Best for: Toddlers moving from a crib to a separate bed. The Canton is low to the ground, which makes it easier for a young child to get in and out without climbing onto a higher frame. Its strong, sturdy wood construction provides a defined sleep space with the simple form of a toddler bed.
The bed fits a full-size crib mattress. Its listing says the mattress, bedding, and pillow are not included, so families need to provide those separately. The product is described as JPMA certified and meeting or exceeding ASTM safety standards; it is also Greenguard Gold certified.
Why it stands out: Choose this if you want a toddler-size transition bed with a low profile. Limitation: It uses a full-size crib mattress rather than a standard twin mattress, which may not suit buyers seeking a longer-term big-kid bed.
Bellemave Twin Bed With Guardrails

Best for: Children who need a twin-size bed with rails on both sides and built-in storage. The wooden platform frame has a headboard, slat support, and two drawers beneath the bed. The drawers can be installed on either the left or right side, giving families some flexibility when arranging the room.
The listing describes the guardrails as protection against falling while turning over at night. The drawers can hold items such as clothes, blankets, or books, helping use the space beneath the bed. Its classic, simple appearance is designed to work with different bedroom décor styles.
Why it stands out: It combines twin-bed format, two-sided rails, and storage in one frame. Choose it if floor space is limited and under-bed drawers are useful. Limitation: The listed features do not state that the guardrails are removable, so it may be less adaptable than a bed designed to transition to an open-sided setup.
Delta Children Cora Twin Bed

Best for: Families seeking a bed that can change as a child gets older. The Cora is designed for children ages two and up and has removable guardrails. Parents can keep the rails in place during an early transition and remove them when the child is ready for a more open bed.
This wood twin bed has a low profile to make getting in and out easier. The listing states a 200-pound weight capacity and says the bed uses slats for support, with no box spring needed. Its clean, transitional design is described as suitable for classic or contemporary room styles.
Why it stands out: The removable rails offer more flexibility than fixed-side designs. Choose this if you want a twin bed that can retain its usefulness after the guardrails are no longer needed. Limitation: The listing does not specify a mattress as included, so check what is supplied before purchasing.
ADORNEVE Montessori Twin Floor Bed

Best for: Families who prefer a twin bed close to the floor and a low entry point. The Montessori-style frame is designed for children to climb in and out independently. A protective side rail, rounded corners, and built-in storage pockets for books or comfort items are among the listed features.
The bed fits standard twin mattresses that are 6 to 8 inches thick; the mattress is sold separately. Its padded rail detaches by unzipping, so the setup can be changed as a child grows. This makes it a more adaptable option than a bed with fixed rails.
Why it stands out: Choose it if low access, a removable padded rail, and nearby storage pockets are priorities. Limitation: It requires a specific mattress thickness range, so measure an existing mattress before choosing this frame.
ADORNEVE Triple Bunk Bed With Guardrails

Best for: Families furnishing a shared room or accommodating sleepovers with multiple sleeping spaces. This twin-over-twin triple bunk has a metal frame, two ladders on opposite sides, and a 13-inch full-length guardrail. The listed storage features include six drawers, a clothes rod, a top shelf, a mesh grid with hooks, and two hanging caddies.
The product listing states that each bunk supports up to 520 pounds and describes 12 reinforced steel slats, rounded corners, and an anti-tipping device. Its two ladders provide separate access routes, which may help when more than one child uses the bed.
Why it stands out: It combines three sleeping spaces with extensive storage and guardrails. Choose it when room capacity matters more than a simple single-child frame. Limitation: A triple-bunk design needs careful room planning; measure the available floor area and ceiling height before selecting it.
Buying Guide: How To Choose A Kids Bed With Sides
Which mattress size does the bed use?
Check the required mattress size and thickness before comparing frames. The Canton fits a full-size crib mattress, while the Bellemave and both ADORNEVE beds are twin options. The Montessori model specifically calls for a 6-to-8-inch-thick twin mattress. Confirm whether the mattress is included; the Canton and Montessori listings explicitly say it is not.
Should the guardrails be removable?
Fixed or built-in rails can suit buyers who want sides to remain part of the bed. Removable rails provide a transition path: the Cora has removable guardrails, and the Montessori bed has a detachable padded rail. Review the product details to determine whether rails can be removed and how the finished bed will function afterward.
How much room and storage do you need?
For a compact toddler setup, consider a low bed with a crib mattress. For a twin bed, compare under-bed drawers, side pockets, and the floor area the frame occupies. A bunk bed can provide several sleep spaces, but its height and layout make room measurements especially important.
What safety details should families check?
Read the listing for its stated rail design, support structure, and any product-specific safety information. Match the mattress to the frame’s stated requirements, follow the manufacturer’s assembly and use instructions, and assess whether the child can enter and exit the bed comfortably. A guardrail is one feature to consider, not a replacement for following the bed’s guidance.
Frequently Asked Questions
Are guardrails useful for a child moving out of a crib?
They can provide a side barrier during the transition. The Canton is a low toddler bed, while the Cora and Montessori model offer removable rails for changing the setup as a child grows.
Do these beds include mattresses?
The Canton listing says its mattress is not included, and the Montessori listing says its mattress is sold separately. Check the individual product listing for the other frames before ordering.
What is the difference between a toddler bed and a twin bed?
The Canton fits a full-size crib mattress. The other listed single-bed options use twin mattresses, while the triple bunk provides multiple twin sleeping spaces.
Which option offers the most storage?
The ADORNEVE triple bunk lists six drawers, a clothes rod, a top shelf, a mesh grid with hooks, and two hanging caddies. The Bellemave twin has two under-bed drawers.
Can a child’s bed with sides later become an open bed?
Some models support that transition. The Delta Cora has removable guardrails, and the Montessori bed has a detachable padded rail. Confirm the model’s instructions before changing its configuration.