Hasbro F8839
Marvel Spider-Man Glow FX Mask Instruction Manual
Model: F8839
Introduction
This manual provides essential information for the safe and proper use of your Marvel Spider-Man Glow FX Mask. Please read all instructions carefully before use.

Image: Front view of the Marvel Spider-Man Glow FX Mask, featuring its iconic red and black design with blue-tinted eye lenses.
Safety Information
WARNING: CHOKING HAZARD – Small parts may be generated. Not for children under 3 years.
- Always supervise children during play.
- Do not modify the mask or its components.
- Ensure batteries are inserted correctly to avoid damage or injury.
- Remove batteries if the product is not used for an extended period.
Product Features
- Wearable Mask: Designed for role-play as Spider-Man.
- Cool Light-Up Lens: Blue-tinted eyes illuminate when activated.
- Adjustable Fit: Features a built-in, adjustable back strap for comfortable wear.
- Classic Design: Iconic red, blue, and black Spider-Man deco.
Package Contents
- 1 x Marvel Spider-Man Glow FX Mask
- 2 x AAA Batteries (included)

Image: The Marvel Spider-Man Glow FX Mask displayed in its original packaging.
Setup
1. Battery Installation
- Locate the battery compartment on the inside of the mask.
- Using a small Phillips head screwdriver (not included), open the battery compartment cover.
- Insert 2 AAA batteries, ensuring correct polarity (+/-).
- Replace the battery compartment cover and secure it with the screw.
2. Adjusting the Mask
The mask features an adjustable back strap to ensure a comfortable and secure fit for most children aged 5 and up.
- Place the mask on the child's face.
- Adjust the elastic strap at the back of the head until the mask fits snugly but comfortably.
- Ensure the nose cushion inside the mask rests comfortably on the child's nose.

Image: A child demonstrating how to put on the mask.

Image: Detail of the adjustable strap and nose cushion inside the mask.
Operating Instructions
Activating the Glow FX Eyes
The Marvel Spider-Man Glow FX Mask features light-up eye lenses that can be activated with a simple lever mechanism.
- With the mask on, locate the small lever on the side of the mask, near the temple area.
- Slide the lever upwards to activate the blue light-up effect in the eye lenses.
- Slide the lever downwards to turn off the light-up effect and return the lenses to their normal state.

Image: The mask with its eye lenses illuminated.
Video: Official demonstration of the Marvel Spider-Man Glow FX Mask, showcasing the light-up eye feature and how to activate it.
Maintenance
Cleaning
- Wipe the mask with a soft, damp cloth.
- Do not submerge the mask in water.
- Avoid using harsh chemicals or abrasive cleaners.
Storage
- Store the mask in a cool, dry place away from direct sunlight.
- Remove batteries if storing for extended periods to prevent leakage.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Eyes do not light up. | Batteries are dead or incorrectly installed. | Check battery polarity and replace batteries if necessary. |
| Lever is stiff or not moving smoothly. | Dust or debris may be obstructing the mechanism. | Gently clean around the lever area. Do not force the lever. |
| Mask does not fit comfortably. | Strap is not properly adjusted. | Adjust the elastic back strap to achieve a snug yet comfortable fit. |
Specifications
- Model Number: F8839
- Product Dimensions: 10 x 7.99 x 4.49 inches
- Weight: 11.29 ounces
- Recommended Age: 5 years and up
- Batteries: 2 x AAA (included)
- Material: 100% Plastic
- Country of Origin: Vietnam
- Manufacturer: Hasbro
Warranty and Support
For warranty information or product support, please contact Hasbro customer service. Keep your purchase receipt as proof of purchase.
Visit the official Hasbro website for more information: Hasbro Toyland Store
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