If everyone says "soft," do they mean the same thing?
In packaging development, we use terms like soft, smooth, premium, natural, and comfortable all the time. The problem is that these words often mean different things to different people. A designer may have one interpretation of a soft-touch finish, while a converter, brand owner or materials engineer may have another. That's where many development challenges begin. In my experience, successful haptic design starts with a common understanding of what we are trying to achieve. Before we can create tactile experiences intentionally, we need a shared language that connects technical performance with human perception. That is where haptics comes in.
What is haptics?
Simply put, haptics describes how a surface is experienced through touch. It is not one single characteristic but a combination of sensory inputs working together. These include:
- Surface texture
- Softness or firmness
- Friction and grip
- Flexibility
- Perceived temperature
- Surface uniformity
The gap between engineering and perception
One of the most fascinating aspects of haptic design is the difference between technical reality and human experience. As engineers and coating specialists, we measure surfaces using objective parameters. We can evaluate roughness, gloss, friction coefficients, coating weight, and many other characteristics. Consumers do not. They experience outcomes. They feel smoothness. They feel confidence. They feel authenticity. They feel quality. The challenge for the packaging industry is translating measurable physical properties into predictable human responses. A coating formulation may be technically perfect, but if it doesn't create the intended consumer perception, it has not fully achieved its objective.
Why a shared language matters
Modern packaging development is highly collaborative. Brand teams define positioning. Designers create visual and sensory concepts. Converters determine manufacturing feasibility. Material suppliers provide technologies that make the experience possible. Each stakeholder brings expertise to the process. Without a shared vocabulary, however, sensory intent can change as projects move through development. A designer's definition of "natural" may differ from that of a converter. A brand owner's understanding of "premium" may differ from coating specialists. When teams align around specific tactile objectives rather than subjective descriptions, communication becomes more efficient and outcomes become more predictable.
Haptics is about people, not just materials
Although haptics has a strong technical foundation, it is ultimately about human perception. Touch is universal, but interpretation is not. Different consumers respond to tactile cues in different ways. Some consumers associate consistency and smoothness with quality and reliability. Others respond more strongly to texture, contrast, and uniqueness. Some seek comfort and reassurance. Others look for novelty and engagement. Understanding these differences helps brands create tactile experiences that support specific consumer expectations rather than relying on generic sensory effects.
From sensory intent to packaging reality
Once sensory objectives have been defined, the next step is implementation. This is where coatings become essential. Coatings allow precise adjustment of key surface characteristics including:
- Texture
- Smoothness
- Softness
- Grip
- Visual-tactile harmony
The benefit is consistency. A successful tactile effect must remain consistent across substrates, production lines, geographies, and production volumes. Without that consistency, the consumer experience becomes unpredictable. With the right coating technology and process control, tactile experiences can be reproduced reliably on an industrial scale.
Why defining haptics is a strategic decision
Sometimes haptics is treated as a creative topic or a design trend. I see it differently. A clear understanding of haptics creates a foundation for better packaging decisions. It helps technical teams translate sensory objectives into measurable specifications. It helps designers communicate more precisely. It helps brands create stronger alignment between what they promise and what consumers experience. Most importantly, it helps ensure that tactile effects are used intentionally rather than accidentally.
Looking ahead
Understanding haptics is only the beginning. Once we establish a shared language and clearly define sensory objectives, the next question becomes much more practical: How do specific finishes influence brand perception? That is where tactile design becomes particularly interesting. Because not all textures communicate the same thing. And not every finish creates the same emotional response. In the next article, we'll explore how different tactile finishes shape perception and how brands can use them to reinforce their positioning more effectively.
Key Takeaways
- Haptics describes how packaging is experienced through touch.
- Human perception and technical measurements are not always the same thing.
- A shared sensory language improves collaboration and development speed.
- Coatings help translate sensory intent into repeatable packaging experiences.
- Defining haptic objectives is a strategic step in packaging innovation.
FAQ
What is the haptics in packaging?
Haptics refers to the way a packaging surface is experienced through touch, including characteristics such as texture, softness, friction, and perceived temperature.
Why is haptics important?
Because tactile experiences influence how consumers perceive quality, comfort, authenticity and brand credibility.
Can haptics be measured?
Individual material properties can be measured, but successful haptic design requires connecting those measurements to human perception.
What role do coatings play?
Coatings provide control over surface properties, allowing tactile effects to be created consistently and at scale.
Can tactile effects be standardized?
Yes. Through the combination of clear sensory objectives, material expertise, and controlled production processes.
About the author:
Michael Trakhtenberg is Global Technical Director for Packaging Coatings at Stahl. He brings extensive expertise in coating technologies, packaging innovation, and technical product development, helping brands translate sensory concepts into scalable, high-performance packaging solutions.