# Running Vest Spigen Dynamic Shield A721 Active with Soft Flask, Black (M-L)

**URL:** https://aio.lv/en/product--spigen-8800283313581-amp10224--12262404
**Data updated:** 2026-04-14 22:33 (EEST)
**Category:** Sports & Fitness Products
**Manufacturer:** Spigen
**Manufacturer code:** 8800283313581-AMP10224
**EAN:** 8800283313581
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Spigen Dynamic Shield A721 Active running vest is a lightweight hydration vest in size M-L designed for road and trail running. It includes an integrated soft flask for on-the-go drinking, adjustable straps for a secure fit, and multiple pockets for essentials like phone, keys and energy gels. Ideal for long runs, training sessions and endurance activities.

## Long description

The Spigen Dynamic Shield A721 Active running vest with soft flask in black (size M-L) is a lightweight hydration vest designed for road and trail running. It integrates a soft flask for convenient on-the-go hydration and offers multiple storage compartments for essentials such as a phone, keys and energy gels. Adjustable shoulder and chest straps provide a secure, body-hugging fit that reduces bounce during long runs and endurance sessions.
Advantages
The vest combines low weight and breathable materials to minimize overheating while maintaining durability for regular training. Its included soft flask enables easy sipping without removing the vest, and the tailored strap system helps distribute load evenly across the torso. Multiple pockets positioned at the front and back keep items accessible and balanced during movement.
Suitable for
Road running and trail running
Long-distance training and endurance runs
Interval sessions where quick access to fluids and gels is required
Outdoor workouts that require carrying a phone, keys and small essentials
When it may not be suitable
The vest is sized M-L and its fit may not be suitable for users outside that range; people requiring a very tight compression fit or those who prefer larger-capacity backpacks for extended multi-day outings may find the storage volume limited. It is intended for running and similar activities rather than heavy-load hiking or cycling where different harness geometry may be preferable.
Key specifications
Size: M-L
Colour: Black
Included hydration: Soft flask (integrated)
Adjustability: Shoulder and chest straps for fit tuning
Pockets: Multiple front and rear pockets for phone, keys, gels and small items
Weight range: Lightweight construction suitable for run-focused use
How to use
Put the vest on and adjust the shoulder and chest straps until the vest sits snugly against your torso without restricting breathing. Fill the soft flask with your preferred hydration fluid, secure the cap, and place the flask in its dedicated pocket or compartment. Store phone, keys and energy gels in the front pockets for easy access while running. To drink, bring the sipping tube or flask to your mouth without removing the vest; after use, rinse and dry the soft flask according to the manufacturer’s care recommendations before storage.
What to consider before purchase
Confirm that M-L sizing matches your chest and torso measurements for a secure fit
Consider the volume of storage you need for planned runs — the vest is optimized for light to moderate gear
Check compatibility of the soft flask size with your hydration needs and refilling options during workouts
Usage recommendations
For optimal comfort, adjust straps incrementally and test the vest on short runs before long-distance use; clean and air-dry the soft flask after each outing to prevent odors and maintain hygiene.

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Spigen products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Spigen service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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