# Work trousers lahti pro L4050901 Slim/StretchLine size S, durable stretch work pants

**URL:** https://aio.lv/en/product--lahti-pro-l4050901--5271123
**Data updated:** 2026-03-12 10:04 (EET)
**Category:** Workwear
**Manufacturer:** lahti pro
**Manufacturer code:** L4050901
**EAN:** 5903755128966
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 71.99 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 59.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lahti-pro-l4050901--5271123

## 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 L4050901 Slim/StretchLine are slim-fit work trousers in size S designed for durability and mobility. These work pants feature stretch fabric for improved freedom of movement and a tailored slim cut for a closer fit. Suitable for professional trades, light industrial tasks and on-site work where a combination of comfort, fit and robustness is required.

## Long description

Work pants lahti pro L4050901 Slim/StretchLine in size S are durable trousers designed for professional use. Made of a cotton-polyester blend (35% cotton, 65% polyester) with a fabric weight of 270 g/m², these slim-fit, stretch work trousers combine reinforcement in high-wear areas with stretch panels for improved freedom of movement and all-day comfort.
Advantages
Thirteen pockets including one zip pocket and practical tool pockets provide organized storage; a reinforced mobile phone pocket lined with radiation-reflective fabric offers added protection. Four-way stretch inserts increase flexibility, while knee ventilation and reflective inserts improve comfort and safety. Triple-stitched seams, reinforced pockets, knee protector pockets and a reinforced hem with abrasion-resistant 500D polyester extend garment life. The waist features an innovative width adjustment system with an elastic band and an internal anti-slip strip to keep the upper garment in place. Additional details include loops for wrenches, a hammer, three tape-measure holders and belt loops. Product meets EN ISO 13688 and carries CE certification, category I.
Suitable for
General construction and maintenance work
Electrical and mechanical service tasks
Work that requires carrying hand tools and measuring tapes
Jobs needing reinforced knees and abrasion resistance
Key specifications
Material: 35% cotton, 65% polyester; 270 g/m²
Pockets: 13 pockets, 1 with zipper; tool pockets; reinforced phone pocket
Reinforcements: 500D polyester on pockets, knee pockets and hems
Stretch: four-way stretch inserts for flexibility
Safety: reflective inserts; knee ventilation
Construction: triple seams
Waist: width adjustment with elastic band; internal anti-slip strip
Certifications: EN ISO 13688, CE, category I
Brand / model: lahti pro L4050901 Slim/StretchLine
Size: S
How to use
Put on the trousers and adjust the waist using the integrated elastic width-adjustment system for a secure fit. Place knee protectors into the dedicated knee pockets when tasks require impact or prolonged kneeling. Store tools, tape measures and phone in the designated pockets and secure the phone in the reinforced pocket. Follow standard safety procedures for your workplace and wear additional personal protective equipment as required.
Usage recommendations
Use these work pants in environments where reinforced fabric and tool-carrying capacity are needed. For best durability, follow garment care instructions on the label, avoid harsh chemical cleaning and inspect reinforced areas regularly for wear.

## FAQ

### How much does the Work trousers lahti pro L4050901 Slim/StretchLine cost, and is it available for purchase?

The price is 71.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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, Installment. All transactions are 100% secure and encrypted.

### Can Work trousers lahti pro L4050901 Slim/StretchLine be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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/5271123/42245936_large.webp