# Thermal underwear Lahti Pro 5023636 — 35% cotton / 65% polyester base layer

**URL:** https://aio.lv/en/product--lahti-pro-5023636--10781966
**Data updated:** 2026-03-12 10:09 (EET)
**Category:** Workwear
**Manufacturer:** lahti pro
**Manufacturer code:** 5023636
**EAN:** 5903755023636
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 11.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 9.91 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lahti-pro-5023636--10781966

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Lahti Pro 5023636 thermal underwear is a base layer made from 35% cotton and 65% polyester designed for work and outdoor use. The fabric blend balances breathability and durability, providing insulation and moisture management. Suitable for layering under workwear or outdoor clothing in cool conditions, it supports comfort during physical activity and extended wear.

## Long description

Thermal underwear Lahti Pro 5023636 is made from a breathable thermal fabric weighing 220 g/m². The blend of 35% cotton and 65% polyester provides good air permeability while maintaining durability. A special fabric finishing process yields a softer hand without reducing strength, and a double-knit construction enhances thermal insulation. The garment is classified as PPE category I and complies with EN ISO 13688. Size: M.
Advantages
The 35% cotton / 65% polyester composition balances comfort and resilience, offering breathability with reduced shrinkage and wear. The fabric finishing improves softness while preserving durability, and the double-knit technique delivers increased warmth. Elastic cuffs at the leg openings ensure a secure fit and help retain heat.
Suitable for
Cold-weather work and outdoor activities
Layering under workwear or protective clothing
Use in professions requiring basic personal protective equipment (PPE Cat. I)
Key specifications
Model: Lahti Pro 5023636
Material: 35% cotton, 65% polyester
Fabric weight: 220 g/m²
Construction: double-knit
Leg finish: elastic cuffs
Standards: CE Cat. I, EN ISO 13688
Size: M
How to use
Wear the thermal underwear as a base layer directly against the skin to improve warmth retention and moisture management. Combine with additional workwear layers as needed for varying temperatures and tasks. Check the fit around the legs and waist to ensure cuffs sit correctly and provide the intended insulation.
Usage recommendations
Follow garment care instructions on the label to preserve fabric softness and performance; wash at recommended temperatures and avoid aggressive bleaching or high-heat drying to maintain shape and insulation properties.

## FAQ

### How much does the Thermal underwear Lahti Pro 5023636 cost, and is it available for purchase?

The price is 11.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 47 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 01.07.2026 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/10781966/60031652_large.webp