SAS Smart Apparel is a Paris-based French company specializing in the design and manufacturing of smart, connected, and high-performance apparel and accessories, including heated, cooling, and luminous garments, workwear, and travel gear.
The company operates through three main brands:
- Thermalli – heated and cooling clothing: https://smart-apparel.com/en/thermalli/
- Ecience – luminous apparel and accessories: https://smart-apparel.com/en/luminous-apparel/
- Packen – smart bags and travel gear: https://smart-apparel.com/en/packen/
Can you introduce your company and the core industrial technologies or services you provide?
We design and produce tailor-made, innovative, and eco-conscious solutions that support communication and visual identity needs. From promotional wear to corporate uniforms, our approach is driven by technology, sustainability, and design excellence.
What are some of the most complex challenges your clients face today, and how does your company address them?
Today’s climate volatility and energy constraints make thermoregulation a top concern. Extreme weather, combined with rising energy costs, increases the demand for personal heating and cooling systems. Our heated and cooling apparel ( https://smart-apparel.com/en/thermalli/ ) addresses this with advanced, energy-efficient technology.
Sustainability is another major challenge. Clients seek high-tech products that are also environmentally responsible. Our garments use rechargeable and removable batteries, aligning innovation with circular and eco-friendly principles. We meet this demand by integrating advanced tech into responsibly sourced materials, achieving a rare balance between smart functionality and sustainable production.
How do your solutions contribute to increased productivity or efficiency in your clients’ operations?
Our Thermalli apparel boosts productivity through better ergonomics and health protection. Its ultra-thin lining, compensated by smart heating, ensures freedom of movement and reduces fatigue. Workers stay warm while wearing lighter garments — ideal for both outdoor environments and cold storage facilities.

Healthier workers mean fewer sick days, especially in low-temperature settings. Heating levels can be customized or turned off as needed, enhancing comfort and performance.
Our cooling apparel leverages the Peltier effect, a thermoelectric phenomenon where heat is transferred via an electric current. This innovation supports individuals in high-heat environments, improving safety and endurance.
What strategies or technologies does your company use to ensure long-term value for your customers?
We embed long-term value through innovative core technologies:
- Cooling systems using the Peltier effect: a physical phenomenon where a direct current passes through a series of semiconductors, creating a thermal difference. Integrated cooling plates offer three adjustable temperature levels, ideal for hot work environments.
- Smart heating systems: we embed mini carbon heating panels in targeted garment zones (neck, shoulders, back). They are rechargeable via a removable powerbank, and integrated into thin, ergonomic designs — enhancing comfort without compromising warmth.
- Luminous apparel: our Ecience line combines optical fiber fabric (which transmits light, not electricity) with cotton for safety and comfort. Powered by rechargeable batteries and low-consumption LEDs, these garments are lightweight, flexible, and customizable — offering visual impact and energy efficiency in one.
Can you share a recent project or case study where your solution significantly optimized a complex process?
A recent highlight is our Luminous Cycling Jacket, developed for urban and long-distance cyclists. This garment merges safety, comfort, and smart design. Constructed from optical fiber and soft cotton, it offers lightweight visibility and breathability, powered by LEDs and a rechargeable 2000mAh lithium-ion battery.
RGB LED panels are woven into the fabric on the chest and sleeves, offering high visibility in low-light conditions while maintaining flexibility. The jacket includes adjustable elements and various lighting modes to conserve energy and optimize performance.
In terms of sustainability, the lighting system is modular and easily recyclable. By potentially replacing clip-on lights and reflective vests, the jacket reduces accessory needs and aligns with circular design principles — supporting safer, smarter, and more eco-conscious urban mobility.
In what ways do you tailor your solutions to meet the specific needs of different industries or sectors?
Smart Apparel provides 360° consulting to help clients define tailored solutions for their market, budget, and branding goals. We co-design unique apparel and accessories that reflect your visual identity and performance needs — whether for promotion, daily operations, or specialized sectors like logistics or mobility.
Our know-how includes a wide offer of ready-to-customize apparel and bags. We also develop fully bespoke lines that meet sector-specific demands. Rapid and reliable logistics, coupled with sustainable material sourcing, allow us to deliver high-quality and premium collections.

How does innovation play a role in the development of your optimized solutions?
Innovation drives every aspect of our development. Whether it’s integrating the Peltier effect into our cooling apparel, embedding carbon heating panels for targeted warmth, or introducing fiber-optic technology for luminous garments — each solution blends smart engineering with comfort, ergonomy and visual impact.
All our garments feature modular designs, rechargeable energy systems, and lightweight constructions. This innovation-first mindset helps us create multifunctional apparel that meets evolving industrial needs without compromising sustainability or usability.
What specific long-term benefits do your clients typically experience from adopting your solutions?
Our clients gain tangible, long-term advantages:
- Energy efficiency: Reduced heating/cooling costs due to smart thermoregulation.
- Improved health & safety: Fewer sick leaves and lower risk in extreme conditions.
- Sustainability: Recyclable, modular components and certified materials align with CSR goals.
- Brand image: Visually impactful, customizable apparel strengthens brand identity in a functional way.
- Product longevity: Rechargeable, durable systems ensure long-term use and return on investment.
What feedback have you received from clients regarding productivity improvements or ROI after implementing your solutions?
Clients report a clear increase in productivity and worker satisfaction after adopting our heated or cooling garments — particularly in physically demanding or temperature-sensitive sectors. Luminous apparel enhances safety and brand visibility.
The integration of high-tech features with durable, recyclable materials has led to strong ROI, with reduced equipment redundancy, fewer replacements, and consistent branding value over time.
How do you ensure your solutions remain adaptable and scalable as your clients’ challenges become more complex?
Our modular and customizable designs allow easy adaptation to new environments or operational demands. Whether scaling up for a broader workforce or adjusting technical specs for a new sector, our flexible production and R&D ensure that each solution can evolve alongside the client.
Our strong commitment to sustainability and innovation guarantees that our apparel not only meets current needs but is future-ready — scalable in both technology and environmental responsibility.