# Waterproof Work Trousers lahti pro 5109378 — Rain Pants Blue, PU-coated

**URL:** https://aio.lv/en/product--lahti-pro-5109378--10781756
**Data updated:** 2026-03-12 10:09 (EET)
**Category:** Workwear
**Manufacturer:** lahti pro
**Manufacturer code:** 5109378
**EAN:** 5903755109378
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 17.76 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lahti-pro-5109378--10781756

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.89 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

lahti pro 5109378 rain pants are waterproof work trousers with a PU coating in blue. Designed to protect against rain and moisture, these pants serve as outerwear for outdoor labour, construction sites, maintenance and fieldwork. They provide basic weather protection and are suitable for wearing over regular work clothing to keep the wearer dry during wet conditions.

## Long description

Blue rain pants from lahti pro with a lightweight 100% polyurethane (PU) material that provides water resistance and comfortable wear for work environments. These waterproof work trousers feature adjustable waist width with a drawstring and adjustable leg width using zippers. Two side openings allow access to underlying pockets. Certified CE Cat. I and compliant with EN ISO 13688. Size S.
Advantages
The PU-coated fabric offers reliable waterproof protection while remaining lightweight for ease of movement. Adjustable waist and leg widths ensure a better fit over different layers of clothing. Side openings allow quick access to pockets beneath without removing the trousers. CE Cat. I and EN ISO 13688 certification confirm conformity with basic protective clothing requirements.
Suitable for
Outdoor light-duty work in wet conditions
Maintenance and utility tasks where waterproof overtrousers are needed
Use over regular work trousers for added rain protection
Key specifications
Brand: lahti pro
Model / MPN: 5109378
EAN: 5903755109378
Material: 100% polyurethane (PU)
Color: Blue
Certification: CE Cat. I, EN ISO 13688
Size: S
How to use
Put the rain pants on over your regular trousers and adjust the waist using the drawstring for a secure fit. Use the zippers at the leg openings to expand or tighten the leg width as needed for boots or footwear. Access undergarment pockets through the two side openings without removing the overtrousers.
Usage recommendations
For best waterproof performance, wear these PU rain pants as outer layers and avoid prolonged exposure to sharp objects or heavy abrasion that can damage the coating. Clean with a damp cloth and allow to air dry; do not tumble dry or use bleaching agents.

## FAQ

### How much does the lahti pro 5109378 Waterproof Rain Pants cost, and is it available for purchase?

The price is 21.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 12 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 02.07.2026 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 lahti pro 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 lahti pro 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/10781756/60031442_large.webp