Working outdoors or in hot industrial environments can place significant physical demands on workers. High temperatures, direct sunlight, physical activity and heavy personal protective equipment can make it difficult to remain comfortable and focused throughout the day.
Cooling workwear provides a practical way to support workers during hot conditions. From evaporative cooling vests and towels to cooling sleeves, hats and hydration products, brands such as Portwest and THORZT offer solutions designed for demanding workplaces.
What Is Cooling Workwear?
Cooling technology workwear includes garments and accessories designed to help the wearer manage heat while working.
Many products use evaporative cooling technology. The garment or accessory is activated with water before being worn. As the retained water gradually evaporates, it draws heat away from the material and creates a cooling sensation.
Unlike powered cooling systems, evaporative products generally do not require batteries or electricity. This makes them convenient for mobile workers and remote worksites.
Cooling products are particularly useful for people working in:
- Construction and civil works
- Warehousing and logistics
- Roading and traffic management
- Agriculture and horticulture
- Manufacturing
- Landscaping
- Mining and quarrying
- Workshops and other hot environments
Why Cooling Workwear Matters
Heat does more than make the working day uncomfortable. Hot conditions may contribute to fatigue, reduced concentration and lower productivity.
Providing workers with suitable warm-weather workwear and cooling accessories can help support:
- Greater comfort during hot working conditions
- Improved concentration on demanding tasks
- Reduced feelings of heat and fatigue
- Better productivity throughout the day
- More effective management of outdoor work
- A stronger workplace approach to heat awareness
Cooling workwear should form part of a wider heat-management plan that also includes hydration, shade, rest breaks and appropriate work scheduling.
Portwest Cooling Workwear
Portwest is a global workwear and personal protective equipment brand offering products for construction, industrial, logistics and trade environments. Its cooling range includes garments and accessories that use evaporative technology to provide practical relief in warm conditions.
Portwest Cooling Vests
Portwest cooling vests are designed to be worn over work clothing. Depending on the product, the vest is typically activated by soaking it in cool water, removing excess water and allowing the cooling fabric to begin working.
Cooling vests can be useful for workers who spend extended periods outdoors or perform physically demanding tasks in hot environments.
Features may include:
- Lightweight construction
- Simple water activation
- Adjustable fastening
- Coverage across the torso
- Reusable cooling performance
- Hi-vis options for applicable workplaces
Portwest Cooling Towels and Accessories
Cooling towels are a compact option for workers who need quick relief without adding another full layer of clothing.
Once activated with water, a cooling towel can be worn around the neck or used during rest breaks. Portwest also offers cooling accessories intended to support workers in warm industrial and outdoor environments.
Portwest cooling products can be a practical addition to standard summer workwear, particularly when paired with lightweight shirts, breathable fabrics and suitable sun protection.
THORZT Cooling Products
THORZT specialises in workplace hydration and cooling solutions designed for physically demanding environments. Its range includes wearable cooling products as well as hydration options that can be incorporated into a workplace heat-management programme.
THORZT Cooling Towels
THORZT cooling towels provide an easy-to-use solution for workers exposed to heat. They can be activated with water and worn around the neck, placed over the shoulders or used to cool the skin during scheduled breaks.
Cooling towels are:
- Lightweight and portable
- Easy to reactivate
- Suitable for individual use
- Convenient for vehicles and toolboxes
- Useful across a wide range of industries
THORZT Cooling Arm Sleeves
Cooling arm sleeves provide coverage for workers whose arms are exposed while working outdoors.
They may help improve comfort while also providing a lightweight layer between the skin and the surrounding environment. Their close-fitting design allows workers to retain freedom of movement while completing physical tasks.
THORZT Cooling Hats and Ties
Cooling ranger hats and neck ties provide targeted cooling for areas commonly exposed to heat.
A cooling hat combines practical head coverage with water-activated cooling material, while a cooling tie sits around the neck and provides a more compact option for workers who do not want to wear a vest.
These products are suitable for outdoor workers, mobile teams and people moving between different job sites throughout the day.
Cooling Workwear and Hydration Work Together
Cooling garments can improve comfort, but they are not a replacement for drinking enough fluid.
Workers should have reliable access to drinking water and be encouraged to hydrate regularly. During physically demanding work, workplace hydration products containing electrolytes may also form part of an organisation’s heat-management approach.
THORZT offers hydration products alongside its cooling range, including low-sugar electrolyte options and frozen hydration products.
Combining suitable hydration with cooling accessories can provide a more complete approach to managing hot working conditions.
How to Activate Evaporative Cooling Products
Activation instructions vary between products, so the manufacturer’s directions should always be followed.
A typical process may involve:
- Soaking the product in cool water.
- Allowing the cooling material to absorb the water.
- Gently removing or squeezing out excess water.
- Wearing or positioning the product as directed.
- Reactivating it with water when the cooling effect reduces.
Cooling products should be cleaned and dried according to their care instructions to maintain hygiene and performance.
How to Choose the Right Cooling Product
The best cooling solution will depend on the worker, environment and tasks being completed.
Choose a Cooling Vest When:
- The worker needs cooling across the torso
- Tasks are physically demanding
- The product can be worn safely over existing workwear
- Longer periods of outdoor work are expected
Choose a Cooling Towel or Tie When:
- Lightweight, portable cooling is preferred
- Workers regularly move between sites
- Cooling is mainly needed around the neck
- The product needs to fit easily into a toolbox or vehicle
Choose Cooling Arm Sleeves When:
- Workers need lightweight arm coverage
- Freedom of movement is important
- Work is completed in direct sunlight
- A full cooling vest is not required
Choose a Cooling Hat When:
- Workers are exposed to direct sunlight
- Head and neck coverage is required
- The hat is suitable for the task and worksite
- It does not interfere with required head protection
Cooling accessories must never interfere with mandatory personal protective equipment or site safety requirements.
Additional Ways to Manage Heat at Work
Cooling workwear is most effective when combined with good workplace practices.
Businesses should also consider:
- Providing easy access to cool drinking water
- Scheduling demanding tasks during cooler periods
- Providing shaded rest areas
- Encouraging regular hydration breaks
- Choosing lightweight and breathable workwear
- Rotating physically demanding tasks where practical
- Training workers to recognise signs of heat-related illness
- Monitoring weather and worksite conditions
Supervisors should also consider the individual needs of workers, as heat tolerance may vary.
Shop Cooling Workwear at Tradestaff Workwear
At Tradestaff Workwear, we supply practical workplace cooling and hydration products from trusted brands, including Portwest and THORZT.
Our cooling range includes water-activated cooling vests, towels, arm sleeves, neck ties, hats and workplace hydration solutions for New Zealand tradies and industrial teams.
Whether you are preparing for summer, working outdoors or managing employees in a hot workplace, our team can help you select cooling products suited to your working environment.
Explore the Tradestaff Workwear cooling range and help your team stay comfortable, hydrated and ready for the job.