# Sleeping Bag Liner Lifesystems Heatshield Bag by Lifesystems, model 42150, emergency thermal insulation

**URL:** https://aio.lv/en/product--lifesystems-42150--12389294
**Data updated:** 2026-04-26 21:01 (EEST)
**Category:** Other goods
**Manufacturer:** Lifesystems
**Manufacturer code:** 42150
**EAN:** 5031863421508
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 23.99 €
**Prices and availability valid until:** 2026-10-20 23:59
**Price without VAT (21%):** 19.83 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lifesystems-42150--12389294

## Delivery options

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

## Summary description

The Lifesystems Heatshield Bag (model 42150) is an emergency thermal sleeping bag liner designed to retain body heat and provide basic insulation in survival and outdoor situations. Made for use as a lightweight heat-reflective layer inside a sleeping bag or as an emergency bivvy, it helps reduce heat loss and improve hypothermia protection during camping, hiking, or rescue scenarios.

## Long description

The Lifesystems Heatshield Bag is an emergency thermal sleeping bag liner designed to reflect and retain body heat in cold or wet conditions. Lightweight and compact, it can be used inside a conventional sleeping bag to improve insulation or deployed alone as a simple emergency bivvy. The fabric is heat-reflective and intended to reduce heat loss, helping to support core temperature in survival, rescue, or outdoor overnight scenarios.
Advantages
The Lifesystems Heatshield Bag offers a low-weight solution for improving thermal protection without adding bulk. Its reflective material helps return radiated body heat toward the user, increasing overall warmth when used inside a sleeping bag or as an outer layer. Because it packs down small and weighs little, it is suitable for inclusion in lightweight and emergency kits. The construction is focused on emergency use and straightforward deployment rather than long-term comfort.
Suitable for
Emergency bivvy or improvised shelter in cold, wet, or windy conditions
Supplementing insulation inside a camping sleeping bag to reduce heat loss
Rescue kits, first-aid packs, and survival rucksacks where lightweight thermal protection is required
Short-duration overnight stays during hiking, mountaineering, or fastpacking where weight and pack volume are limited
When it may not be suitable
This product is designed for emergency and short-term use and does not replace a purpose-built insulated sleeping bag for extended camping or very cold environments. It provides basic thermal reflection and windproofing but offers limited comfort, breathability, and durability compared with full-sized sleeping systems. For long expeditions in extreme cold or regular use, a dedicated insulated sleeping bag and shelter are more appropriate.
Key specifications
Function: emergency thermal liner and reflective bivvy
Primary material: heat-reflective fabric designed to retain radiated body heat
Weight class: very lightweight and compact when packed
Intended use: single-person emergency use or as a supplemental liner inside a sleeping bag
Storage: packs down small for inclusion in emergency and outdoor kits
How to use
Unpack the Heatshield Bag and place it inside your regular sleeping bag as a liner, reflective side facing the person to help return body heat. Alternatively, deploy it as an emergency bivvy by wrapping it around the body with the reflective side inward and sealing openings as much as practical to reduce air exchange. Use in conjunction with other insulating layers, shelter, and a sleeping pad where available to maximise thermal protection. Observe normal safety precautions regarding condensation and ventilation to avoid moisture buildup.
What to consider before purchase
Designed primarily for emergency and short-term use, not as a full replacement for insulated sleeping bags
Provides reflective thermal protection but limited comfort and breathability
Check packability and weight to ensure suitability for your kit or rucksack
Usage recommendations
Store the Heatshield Bag in an accessible part of your kit for rapid deployment. Use it as part of a layered insulation strategy—combine with clothing, a sleeping bag, and a sleeping pad for best results. Replace if the reflective surface or fabric becomes damaged, as performance depends on intact material.

## FAQ

### How much does the Lifesystems Heatshield Bag 42150 thermal sleeping bag liner cost, and is it available for purchase?

The price is 23.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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 Friday 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 Lifesystems 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 Lifesystems 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/12389294/69989774_large.webp