1. Introduction
Thank you for choosing the Bonavita Crib-sheffield Lifestyle Crib. This manual provides essential information for the safe assembly, proper use, and effective maintenance of your crib. Please read all instructions carefully before assembly and retain this manual for future reference. This crib is designed to convert into a toddler bed and a full-size bed, offering long-term utility.
2. Safety Information
WARNING: Failure to follow these warnings and the assembly instructions could result in serious injury or death.
- Read all instructions before assembling the crib. Keep instructions for future use.
- Do not use this crib if any parts are missing, damaged, or broken. Contact Bonavita customer service for replacement parts. Do not substitute parts.
- Ensure all fasteners are securely tightened before use. Periodically check and retighten fasteners as needed.
- The mattress used with this crib must be at least 27 1/4 inches (69 cm) by 51 5/8 inches (131 cm) with a thickness not exceeding 6 inches (15 cm).
- To prevent falls, when the child is able to pull themselves to a standing position, the mattress support should be adjusted to the lowest position.
- Do not place the crib near windows where cords from blinds or drapes could strangle a child.
- Do not place items with a string or cord around a child's neck, such as hood strings or pacifier cords. Do not suspend strings over a crib or attach strings to toys.
- Never use plastic shipping bags or other plastic film as mattress covers because they can cause suffocation.
- Infants can suffocate on soft bedding. Never add a pillow, comforter, or extra padding.
- Never use this crib for an infant who can climb out of it or who is taller than 35 inches (89 cm).
- Assembly must be performed by an adult.
3. Setup and Assembly
Before beginning assembly, ensure all parts are present and undamaged. It is recommended to assemble the crib in the room where it will be used. Two adults are recommended for assembly.
3.1 Parts Identification
While a detailed parts list is typically included with your product packaging, common components include: Headboard, Footboard, Side Rails (fixed and adjustable), Mattress Support, Hardware (bolts, barrel nuts, washers, Allen wrench).
3.2 Crib Assembly Instructions
- Unpack all components and lay them out on a soft, clean surface to prevent scratching.
- Attach the fixed side rail to the headboard and footboard using the provided hardware. Do not fully tighten bolts yet.
- Insert the mattress support into the desired height position. Ensure the support hooks are securely seated in the designated slots on the headboard and footboard.
- Attach the adjustable side rail to the headboard and footboard, aligning with the mattress support.
- Once all components are loosely assembled, carefully tighten all bolts using the provided Allen wrench. Do not overtighten.
- Place the mattress into the crib.

Image 1: The Bonavita Crib-sheffield Lifestyle Crib in its assembled crib configuration, featuring a distressed black finish and elegant design elements.
4. Operating (Usage and Conversion)
The Bonavita Crib-sheffield Lifestyle Crib is designed for versatility and can be converted into a toddler bed and a full-size bed as your child grows.
4.1 Mattress Height Adjustment
The mattress support has multiple height settings. For newborns, the highest setting is typically used. As your child grows and becomes more active, lower the mattress support to prevent them from climbing out. Always ensure the mattress support is securely locked into place at the desired height.
4.2 Toddler Bed Conversion
To convert the crib into a toddler bed, remove the adjustable front side rail and replace it with a toddler guard rail (sold separately). Ensure all connections are secure.

Image 2: The Bonavita Crib-sheffield Lifestyle Crib configured as a toddler bed, providing easy access for a growing child.

Image 3: A view of the Bonavita Crib-sheffield Lifestyle Crib in toddler bed mode, integrated into a child's room.
4.3 Full-Size Bed Conversion
To convert the crib into a full-size bed, remove both side rails and the mattress support. Attach full-size bed rails (sold separately) to the headboard and footboard. A full-size mattress and box spring (not included) will be required.

Image 4: The Bonavita Crib-sheffield Lifestyle Crib transformed into a full-size bed, showcasing its adaptability.

Image 5: A side view of the Bonavita Crib-sheffield Lifestyle Crib in its full-size bed configuration.

Image 6: The Bonavita Crib-sheffield Lifestyle Crib as a full-size bed, complementing a complete bedroom setup.
5. Maintenance
5.1 Cleaning
Clean the crib with a soft, damp cloth and mild soap. Avoid abrasive cleaners or strong chemicals, as they may damage the finish. Dry thoroughly after cleaning.
5.2 Inspection
Regularly inspect the crib for loose hardware, damaged parts, or sharp edges. Tighten all bolts and screws periodically. If any part is damaged or missing, discontinue use of the crib and contact Bonavita for replacement parts.
5.3 Storage
If storing the crib, disassemble it according to the reverse of the assembly instructions. Store all parts and hardware in a dry, temperature-controlled environment to prevent warping or damage.
6. Troubleshooting
- Loose Parts: If any bolts or screws become loose, retighten them immediately. Do not overtighten.
- Squeaking: Squeaking may indicate loose connections. Inspect and tighten all hardware. A small amount of silicone lubricant can be applied to metal-to-metal contact points if necessary, ensuring it is safe for children's products.
- Wobbling: Ensure the crib is on a level surface and all fasteners are securely tightened.
7. Specifications
- Brand: Bonavita
- Model: Crib-sheffield Lifestyle
- ASIN: B00BJMM4G6
- UPC: 022791965290
- Color (as reviewed): Distressed Black
- Material: Wood construction
- Mattress Size: Standard full-size crib mattress (minimum 27 1/4 in x 51 5/8 in)
- Conversion Options: Toddler Bed, Full-Size Bed (conversion kits sold separately)
- Date First Available: October 26, 2010
Note: Refer to product packaging or manufacturer's website for exact dimensions and weight limits.
8. Warranty and Support
Bonavita products are manufactured with quality and safety in mind. For specific warranty details, please refer to the warranty card included with your purchase or visit the official Bonavita website. For customer support, replacement parts, or any inquiries, please contact Bonavita customer service through their official channels.





