1. Introduction
Thank you for choosing the Mixcous Twin XL Over Queen Bunk Bed. This manual provides essential information for the safe assembly, operation, and maintenance of your new bunk bed. Please read all instructions carefully before assembly and retain this manual for future reference.

Image 1.1: Fully assembled Mixcous Twin XL Over Queen Bunk Bed.
2. Safety Information
Your safety is paramount. Adhere to all warnings and instructions to prevent injury or damage.
- Weight Capacity: Do not exceed the maximum weight capacity. The upper bunk supports up to 400 lbs. The lower bunk supports up to 600 lbs.
- Guardrails: Always ensure the full-length guardrails are securely in place on the upper bunk to prevent falls.
- Ladder: Use the provided EVA padded ladder for safe access to and from the upper bunk. Do not jump on or off the bunk bed.
- Mattress Size: Use only a Twin XL mattress (54"x80") for the upper bunk and a Queen mattress (60"x80") for the lower bunk. Ensure the mattress thickness on the upper bunk does not exceed the guardrail height, maintaining at least 5 inches from the top of the mattress to the top of the guardrail.
- Age Restriction: The upper bunk is not suitable for children under 6 years of age.
- Assembly: Ensure all connections are tight and secure before use. Periodically check and re-tighten hardware.
- Ventilation: Do not attach or hang items on any part of the bunk bed that are not designed for use with the bed, for example, but not limited to, hooks, belts, or jump ropes.

Image 2.1: Detail of the 12-inch high guardrail and the EVA padded ladder for enhanced safety.
3. Package Contents
Before beginning assembly, verify that all components listed below are present and undamaged. If any parts are missing or damaged, contact customer support immediately.
- Headboard and Footboard panels
- Side Rails for upper and lower bunks
- Safety Guardrails
- EVA Padded Ladder
- Metal Slats (heavy-duty, noise-free)
- Support Legs
- Hardware Pack (screws, bolts, washers, Allen wrench)
- Installation Instructions (this manual)
4. Assembly Instructions
Assembly typically requires two adults. Follow the step-by-step instructions provided in the included installation guide. All parts are pre-drilled and labeled for ease of assembly.
- Unpack Components: Carefully remove all parts from the packaging and lay them out on a clean, soft surface (e.g., a rug or blanket) to prevent scratches.
- Identify Parts: Match each part to the corresponding diagram in the detailed assembly guide.
- Assemble Frame: Begin by connecting the headboard and footboard panels with the side rails for both the upper and lower bunks. Do not fully tighten bolts until the entire frame is assembled.
- Install Slats: Place the heavy-duty metal slats onto the designated supports. Ensure the plastic stoppers are correctly positioned to prevent noise from moving slats.
- Attach Guardrails: Securely attach the full-length guardrails to the upper bunk frame.
- Mount Ladder: Attach the EVA padded ladder to the designated points on the bunk bed. Ensure it is stable and secure.
- Final Tightening: Once all components are in place, systematically tighten all bolts and screws using the provided Allen wrench. Do not overtighten.

Image 4.1: Detail of noise-free baffles and sturdy metal slats designed for quiet operation.
5. Operating Instructions
This bunk bed is designed for comfortable and safe use when operated according to these guidelines.
- Mattress Placement: Place a Twin XL mattress on the upper bunk and a Queen mattress on the lower bunk. Ensure mattresses fit snugly within the frame.
- Ladder Use: Always use the ladder to access the upper bunk. Face the ladder when climbing up or down.
- Weight Distribution: Distribute weight evenly on both bunks. Avoid concentrating heavy loads in one area.
- Under-Bed Storage: The design allows for approximately 11.5 inches of clearance under the lower bunk for storage. Utilize this space for items like storage bins or luggage to maximize room efficiency.

Image 5.1: Example of utilizing the 11.5-inch under-bed storage space.
6. Maintenance
Regular maintenance helps ensure the longevity and safety of your bunk bed.
- Cleaning: Wipe down the metal frame with a soft, damp cloth. Avoid harsh chemicals or abrasive cleaners that could damage the finish.
- Hardware Check: Periodically (e.g., every 3-6 months) inspect all bolts and screws. Re-tighten any loose connections to maintain structural integrity and prevent wobbling or noise.
- Slats Inspection: Ensure all metal slats are properly seated and the plastic stoppers are intact to maintain noise-free operation.
- Ladder Pads: Check the EVA padded ladder steps for wear and tear. Replace if necessary to maintain anti-slip properties.
7. Troubleshooting
If you encounter any issues with your bunk bed, refer to the following common problems and solutions:
- Bed is Wobbly:
Solution: Ensure all bolts and screws are fully tightened. Check that the bed is placed on a level surface. - Squeaking Noises:
Solution: Re-tighten all hardware. Verify that the metal slats are correctly positioned and the plastic stoppers are in place to prevent metal-on-metal contact. - Missing Parts:
Solution: Review the package contents list. If parts are genuinely missing, contact Mixcous customer support with your purchase details. - Difficulty Assembling:
Solution: Double-check the assembly instructions and diagrams. Ensure parts are oriented correctly. Do not force parts together.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Mixcous |
| Model Number | F-HDMBB-TXLQ |
| Size | Twin XL over Queen |
| Product Dimensions | 82.7"L x 63"W x 65.6"H |
| Upper Bed Weight Capacity | 400 lbs |
| Lower Bed Weight Capacity | 600 lbs |
| Material | Heavy Duty Metal |
| Color | Black |
| Finish Type | Lacquered |
| Special Features | Heavy Duty, No Box Spring Needed, Space Saving, Noise-Free Slats, EVA Padded Ladder |
| Assembly Required | Yes |
| Item Weight | 99.4 pounds |

Image 8.1: Visual summary of product dimensions, material, and weight capacities.
9. Warranty and Support
Mixcous stands behind the quality of its products. For specific warranty information, please refer to the documentation included with your purchase or visit the official Mixcous website. For any questions, missing parts, or assistance with assembly, please contact Mixcous customer support.
You can typically find contact information on the product packaging or by visiting the Mixcous Store on Amazon.





