1. Product Overview
This manual provides instructions for the Lamshaw 19mm Stretch Elastics Nylon Adjustable Replacement Strap. This accessory is designed to offer a comfortable and secure fit for compatible smartwatches, featuring a durable and skin-friendly elastic nylon material.

Image 1: Lamshaw Stretch Elastics Nylon Strap on a smartwatch.
2. Product Features
- Single-Layer Elastic Nylon Material: Constructed from ultra-supple, skin-friendly nylon material with a single-layer pattern to enhance durability and prevent cracking.
- Skin-Friendly and Comfortable: The elastic band is designed to be breathable, lightweight, and fit snugly without constriction, ensuring comfort during wear.
- Adjustable Design: Features an adjustable buckle to customize the strap length for various wrist sizes.
- Easy Installation: Equipped with watch lugs on both ends for precise and secure attachment to your smartwatch, allowing for easy installation and removal.
- Variety of Patterns: Available in multiple patterns and colors to suit different preferences and occasions.

Image 2: Key features of the elastic nylon strap.
3. Compatibility
This replacement strap is compatible with smartwatches that use a 19mm band width. Specifically, it is designed for:
- Fitpolo IDW15 1.8" Smart Watch
- TMHAI IDW15 Smartwatch
- VERYFIT IDW15 Smartwatch
- Aeac IDW15 Smartwatch
Please ensure your smartwatch has a 19mm lug width for proper fitment.
4. Installation and Adjustment
Follow these steps to install and adjust your Lamshaw replacement strap:
- Insert Pins: Insert one end of the spring bar (pin) into the corresponding hole on one side of your smartwatch lug.
- Compress and Insert: While gently pressing the pin inward, align the other end of the pin with the hole on the opposite side of the smartwatch lug and release. Ensure the pin is securely seated.
- Verify Connection: Gently pull on the strap to confirm it is firmly connected to the smartwatch.
- Adjust Length: Use the adjustable buckle on the strap to slide and set the desired length for a comfortable fit on your wrist.

Image 3: Step-by-step installation procedure for the watch band.

Image 4: Wrist size compatibility and adjustment range.
Installation Video
Video 1: Demonstrates the installation process of the Lamshaw Stretch Elastics Nylon Strap onto a smartwatch.
5. Care and Maintenance
To ensure the longevity and appearance of your elastic nylon strap, follow these care guidelines:
- Cleaning: Gently wipe the strap with a soft, damp cloth. For deeper cleaning, use mild soap and water, then rinse thoroughly. Allow the strap to air dry completely before reattaching to your smartwatch.
- Avoid Harsh Chemicals: Do not use strong detergents, solvents, or abrasive cleaners, as these can damage the material and color.
- Drying: Avoid direct sunlight or high heat when drying, as this can affect the elasticity and color of the nylon.
- Water Exposure: While the nylon material is durable, prolonged exposure to water (e.g., swimming) may cause it to absorb moisture. It is recommended to remove the strap before extended water activities and allow it to dry if it becomes wet.
6. Specifications
| Brand | Lamshaw |
| Material | Elastic Nylon |
| Band Width | 19mm |
| Adjustable Length | Fits wrists from 5.51" - 9.06" (140mm - 230mm) |
| Clasp Type | Adjustable Buckle |
| Metal Type | Metal (for buckle) |
Note: While the product data mentions "Tang Buckle" and "No Metal Type", the visual evidence and product description for this elastic band indicate an adjustable metal buckle.
7. Troubleshooting
- Strap Detaches Easily: Ensure the spring bars (pins) are fully and securely seated in the smartwatch lugs. Gently pull on the strap after installation to confirm it is locked in place. If the pins are bent or damaged, they may need replacement.
- Incorrect Fit: Use the adjustable buckle to tighten or loosen the strap until a comfortable and secure fit is achieved. Refer to the "Adjustable Size" diagram for the supported wrist circumference.
- Skin Irritation: If skin irritation occurs, ensure the strap is clean and dry. Avoid overtightening. If irritation persists, discontinue use and consult a healthcare professional.
8. Warranty and Support
Lamshaw offers support for quality-related issues. If you receive a defective item, please contact us immediately. For 30 days after the date of purchase, we will address all quality-related issues with a replacement or refund.
For further assistance or inquiries, please refer to the product's detail page on the retailer's website or contact Lamshaw customer service.