# Office chair Topstar PRONETSYT20 — black, ergonomic design with adjustable height

**URL:** https://aio.lv/en/product--topstar-pronetsyt20--3697930
**Data updated:** 2025-12-29 13:45 (EET)
**Category:** Ergonomic Chairs
**Manufacturer:** Topstar
**Manufacturer code:** PRONETSYT20
**EAN:** 4014296060750
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 291.99 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 241.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--topstar-pronetsyt20--3697930

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.07.2026 | free |
| Courier delivery to door | 27.07.2026 | 5.06 EUR |

## Summary description

Topstar PRONETSYT20 is a black office chair with an ergonomic design and adjustable height. Designed for everyday desk work, it offers posture support and customizable seating position via height adjustment. Suitable for home and office use, it helps improve comfort during long sitting periods and adapts to different desk heights.

## Long description

Topstar PRONETSYT20 is a black office chair with an ergonomic shape and adjustable seat height. Designed for everyday desk work at home or in the office, the chair supports posture and allows users to adapt the seating position to different desk heights, improving comfort during prolonged sitting.
Advantages
The chair features an ergonomic backrest and a height-adjustable mechanism that enables individual seating adjustment. Its black finish fits a variety of interiors, and the construction is intended for regular daily use. The design focuses on support for the lumbar area and on providing a stable seating position.
Suitable for
Home office and remote work
Office workplaces and meeting rooms
Students and study desks
Long-duration desk work requiring posture support
Key specifications
Brand: Topstar
Model / MPN: PRONETSYT20
EAN: 4014296060750
Color: Black
Type: Office chair with ergonomic design
Adjustability: Height-adjustable seat
How to use
Adjust the seat height so your feet rest flat on the floor and your knees form approximately a right angle. Sit with your back against the backrest to benefit from lumbar support. For tasks that require typing or screen work, position the chair so your elbows are close to a 90-degree angle and the top of the monitor is at eye level. Make micro-adjustments throughout the day to maintain comfort.
Usage recommendations
For long periods of sitting, combine regular short breaks and simple stretching with correct chair adjustment to reduce fatigue and support healthy posture.

## FAQ

### How much does the Topstar PRONETSYT20 office chair cost, and is it available for purchase?

The price is 291.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 101 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 22.07.2026 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. 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 Topstar 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 Topstar 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/3697930/47518304_large.webp