1. Important Safety Information
Read all instructions before assembling and using this trampoline. Failure to follow these warnings and instructions may result in serious injury or death. This trampoline is designed for outdoor recreational use only.
- Adult Supervision Required: Always ensure children are supervised by a responsible adult when using the trampoline.
- One User at a Time: To prevent collisions, allow only one person on the trampoline at any given time.
- Weight Limit: The maximum recommended user weight is 113.4 kg (250 lbs). The image also indicates a recommendation of 220 lbs. Adhere to the lower of these limits for optimal safety.
- Clearance Area: Ensure a minimum of 2.5 meters (8 feet) of clear space around the trampoline on all sides and above. Keep the area free from obstacles such as trees, fences, power lines, and other structures.
- Inspect Before Use: Before each use, check the trampoline for damaged, worn, or missing parts. Do not use if any components are compromised.
- No Somersaults or Flips: Attempting somersaults or flips can lead to serious head and neck injuries, including paralysis.
- Enter and Exit Carefully: Always use the designated entry point. Do not jump on or off the trampoline.
- Weather Conditions: Do not use the trampoline in strong winds, rain, or lightning. Secure the trampoline to prevent it from being blown away.
- Protective Net and Padding: Always ensure the safety enclosure net is properly closed and the spring cover padding is securely in place before use.

Image: A child jumping on the trampoline. This trampoline is recommended for one person with a maximum load of 220 lbs.
2. Product Overview
The BestMassage 12Ft Outdoor Trampoline with Enclosure is designed for durability and safety, featuring robust construction and protective elements.
Key Features:
- Strong Frame Structure: Constructed from galvanized stainless steel for durability and rust resistance. T-sections connect top rails for enhanced safety.
- High Elasticity Jumping Pad: The jumping mat is supported by 72 high-tension steel springs, providing strong elasticity for a consistent bounce.
- Safety Enclosure System: Features a high-strength nylon safety fence that perfectly combines with steel pipes and connects to the spring cover.
- U-Shaped Solid Feet: Three U-shaped solid feet at the base distribute pressure evenly, providing stability and support.
- Adjustable Protective Net: The protective net can be detached, tightened, or loosened using movable buttons.
- Double Safety Insurance: The enclosure entrance includes both a zipper and a buckle for secure closure.
- 360° Protection: All easily accessible parts are covered to protect users from scratches.
- Waterproof Coating: The spring cover padding features a waterproof coating for enhanced durability.
- Thickened Foam Columns: Foam padding on the enclosure poles prevents accidental collisions.

Image: The BestMassage 12Ft Outdoor Trampoline with Enclosure, fully assembled.

Image: Detail of a galvanized spring connecting the jumping mat to the frame, highlighting the strong and comfortable stretch.

Image: Details of the adjustable protective net with a movable button for adjustment, and the double insurance buckle and zipper for secure entry/exit.

Image: Detail of the waterproof coating on the spring cover, demonstrating the 360-degree protection for accessible parts.

Image: Visual representation of the thickened foam column for collision prevention, strong anti-rust springs, and the doubled safety lock mechanism.
3. Setup and Assembly Instructions
Assembly of the BestMassage 12Ft Outdoor Trampoline requires careful attention to detail and adherence to the provided instructions. It is recommended that two adults perform the assembly.
- Unpack Components: Carefully unpack all components and verify against the parts list (not provided in this manual, refer to your product packaging).
- Frame Assembly: Assemble the galvanized steel frame sections according to the manufacturer's specific diagrams. Ensure all T-sections and U-shaped feet are securely connected.
- Jumping Mat and Spring Attachment: Attach the jumping mat to the frame using the provided springs. Use the spring tool (if included) to safely stretch and hook each spring. Ensure all 72 springs are correctly installed and evenly distributed.
- Enclosure Pole Installation: Install the enclosure poles, ensuring the thickened foam columns are in place. Secure them to the trampoline frame.
- Safety Net Attachment: Attach the high-strength nylon safety net to the enclosure poles and the spring cover. Ensure the net is taut and the entry zipper and buckle function correctly.
- Spring Cover Padding: Place the PVC spring cover padding over the springs and frame to prevent contact with springs and frame. Secure it in place.
- Final Inspection: Before first use, perform a thorough inspection to ensure all parts are correctly assembled, tightened, and secured.
For detailed, step-by-step assembly instructions, please refer to the specific manual included in your product packaging.

Image: Dimensional diagram of the 12Ft trampoline, indicating a diameter of 3650mm (12ft) and a height of 2800mm (9.1ft).
4. Operating Instructions
Proper use of the trampoline ensures safety and longevity of the product.
- Supervision: Always ensure an adult is supervising trampoline use, especially for children.
- Single User: Only one person should use the trampoline at a time to prevent collisions and injuries.
- Appropriate Attire: Users should wear appropriate clothing, free of sharp objects, and remove shoes, jewelry, and other hard items before jumping.
- Safe Entry/Exit: Always open the enclosure zipper and buckle to enter or exit. Do not crawl under the net or jump over the enclosure.
- Controlled Jumping: Begin with small bounces and gradually increase height. Avoid erratic or uncontrolled jumping.
- No Rough Play: Prohibit pushing, shoving, or other rough play on the trampoline.
- Avoid Hard Landings: Try to land in the center of the mat. Avoid landing on the frame or springs.
5. Maintenance
Regular maintenance is crucial for the safety and lifespan of your trampoline.
- Routine Inspection: Regularly check all components for wear, damage, or loose parts. Pay close attention to the jumping mat, springs, frame, enclosure net, and padding.
- Tighten Connections: Periodically check and tighten all nuts, bolts, and other fasteners.
- Cleanliness: Clean the jumping mat and frame with mild soap and water. Avoid harsh chemicals that could damage materials.
- Rust Prevention: Inspect galvanized steel components for any signs of rust. Address minor rust spots promptly to prevent further corrosion.
- Padding and Net Condition: Ensure the spring cover padding is intact and securely covers all springs and the frame. Check the enclosure net for tears or holes and repair or replace as needed.
- Weather Protection: In adverse weather conditions (heavy snow, strong winds), consider disassembling the trampoline or securing it with anchor kits (not included) to prevent damage.
- Storage: If storing the trampoline for an extended period, disassemble it and store components in a dry, protected area.

Image: Detail of the spring cover padding, showing how it protects the frame and springs.

Image: Water droplets on the waterproof coating of the trampoline's blue padding, demonstrating its weather resistance.

Image: A hand showing the mesh material, indicating its quality and breathability.

Image: A foot on the jumping mat, illustrating the mat's surface texture.
6. Troubleshooting
This section addresses common issues you might encounter with your trampoline.
- Squeaking Noises: If the trampoline produces squeaking noises during use, check all frame connections and spring attachments. Applying a silicone-based lubricant to connection points may help. Ensure all bolts are tightened.
- Loose or Damaged Net/Padding: If the enclosure net or spring cover padding becomes loose, torn, or damaged, discontinue use immediately. Re-secure loose parts or replace damaged components.
- Unstable Frame: If the trampoline feels unstable, verify that all U-shaped feet are evenly placed on a flat surface and that all frame connections are securely fastened.
- Reduced Bounce: A reduction in bounce may indicate worn springs or a stretched jumping mat. Inspect springs for damage or stretching and replace if necessary.
For issues not covered here, please contact customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions (L x W x H) | 3.12L x 3.12W x 2.62H Meters (12 Ft diameter, 9.1 Ft height) |
| Item Weight | 59.87 kg (132 Pounds) |
| Maximum Weight Recommendation | 113.4 kg (250 lbs) |
| Number of Springs | 72 |
| Frame Material | Stainless Steel, Alloy Steel |
| Mat Material | Mesh |
| Pad Type | PVC |
| Shape | Round |
| Color | Blue |
| Model Number | TL-D1228 |
| UPC | 195030017118 |
8. Warranty Information
This BestMassage trampoline comes with a 90-day warranty from the date of purchase. This warranty covers manufacturing defects under normal use. Please retain your proof of purchase for any warranty claims. The warranty does not cover damage due to improper assembly, misuse, neglect, accidents, or normal wear and tear.
9. Customer Support
For any questions, concerns, or assistance with your BestMassage 12Ft Outdoor Trampoline with Enclosure, please contact BestMassage customer service. Refer to your product packaging or the retailer's website for specific contact details.