# Men's Thermoactive Sweatshirt 4F M103 Navy Blue

**URL:** https://aio.lv/en/product--4f-137490sm--11014072
**Data updated:** 2026-08-12 04:38 (EEST)
**Category:** Hoodies
**Manufacturer:** 4F
**Manufacturer code:** 137490\_S/M
**EAN:** 5904698518142
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 33.49 €
**Prices and availability valid until:** 2026-10-17 23:59
**Price without VAT (21%):** 27.68 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--4f-137490sm--11014072

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 25.09.2026 | free |
| Pickup points | 30.09.2026 | 1.99 EUR |
| Courier delivery to door | 30.09.2026 | 4.99 EUR |

## Summary description

Men's thermoactive sweatshirt by 4F, model M103 in navy blue, designed for active sports and outdoor activities. This functional base layer offers moisture management and thermal comfort during workouts. Ideal as athletic wear or for daily use in cooler weather conditions.

## Long description

The Men's Thermoactive Sweatshirt 4F M103 in navy blue is a functional base layer designed specifically for active sports and outdoor activities. Created by the renowned brand 4F, this garment combines modern fabric technology with practical design to help maintain optimal body temperature during physical exertion. Its versatile navy blue color and athletic cut make it suitable both as technical sportswear and as comfortable apparel for everyday wear during cooler weather conditions.
Advantages
This thermoactive sweatshirt excels at moisture management, effectively wicking sweat away from the skin to keep you dry and comfortable throughout intense workouts. The material provides essential thermal comfort, acting as an efficient insulation layer when temperatures drop outdoors. Designed with physical activity in mind, the fabric allows for unrestricted movement, making it a reliable choice for running, hiking, or general athletic training. Additionally, its lightweight construction ensures it fits smoothly under outer layers without adding unnecessary bulk.
Suitable for
Running and jogging in cool weather
Outdoor hiking and trekking activities
General fitness workouts and gym sessions
Daily casual wear during colder seasons
When it may not be suitable
This sweatshirt may not be appropriate for extreme winter conditions when heavy-duty insulated outerwear is strictly required without additional layers. It is also designed primarily as a fitted athletic base layer, so individuals seeking a loose or oversized fit for casual lounging might find the cut too tailored.
Key specifications
Brand: 4F
Model: M103
Color: Navy Blue
Category: Men's athletic hoodies and base layers
Intended use: Active sports, outdoor activities, and daily wear
How to use
To achieve the best performance, wear the thermoactive sweatshirt directly against your skin as a first layer. This placement ensures that the moisture-wicking properties function correctly by capturing sweat immediately and transferring it outward. For colder outdoor environments, you can easily combine this base layer with a mid-layer fleece and a protective waterproof jacket. After use, wash the garment according to the manufacturer care instructions to maintain its technical fabric properties.
What to consider before purchase
Verify your size using the manufacturer measurement chart for a proper athletic fit
Consider your primary intended activity to ensure a base layer meets your warmth requirements
Review care instructions to ensure compatibility with your laundry routine
Usage recommendations: Wash this thermoactive sweatshirt at low temperatures with similar colors and avoid using fabric softeners, as they can degrade the moisture-wicking performance of the technical fabric. Air drying is recommended to preserve the elasticity and shape of the garment.

## FAQ

### How much does the Men's Thermoactive Sweatshirt 4F M103 cost, and is it available for purchase?

The price is 33.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 26 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 25.09.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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 4F 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 4F 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

https://aio.lv/img/cache/product/11014072/61666391_large.webp