Chilled packaging solutions, thermal insulated sleeves and liners.
Woolcool Fleece Liners offer packaging solutions to many food and pharma companies due to their exceptional insulating qualities. We can build custom designs to meet your business’s demands, and they are available in a variety of sizes that fit our sturdy and resilient courier boxes. Our insulated box liners are reusable and recyclable, providing a genuinely sustainable option.

Our chilled packaging thermal insulated sleeves and liners range.
The high-performance insulation – provided by the natural wool fibres inside the fleece liners – provides up to 72 hours of performance.

Size 00
As our smallest sleeve liner size, the 00 is ideal for one-off items or a number of small products.
Dimensions
180x525x25mm
Number required per box
2
Product reference
WCFL-L00

Size QXS
Our QXS insulated sleeve liner offers a ‘stock’ solutions to suit your load capacity.
Dimensions
220x680x25mm
Number required per box
2
Product reference
WCFL-QXS

Size 01
Our size 01 insulated mailing sleeve offers a ‘stock’ solutions to suit your load capacity requirements.
Dimensions
270x660x25mm
Number required per box
2
Product reference
WCFL-L01

Size 03
Our size 03 set of insulated sleeves for shipping offer a ‘stock’ solutions to suit your load capacity.
Dimensions
180x1050x25mm
295x965x25mm
Number required per box
1 set
Product reference
WCFL-L02
WCFL-L04

Size 04
Our size 04 insulated sleeve liner offers a ‘stock’ solutions to suit your load capacity.
Dimensions
295x965x25mm
Number required per box
2
Product reference
WCFL-L04

Size 05
Our size 05 insulated mailing sleeve offers a ‘stock’ solutions to suit your load capacity requirements.
Dimensions
295x1135x25mm
Number required per box
2
Product reference
WCFL-L05

Size 07
Our size 07 insulated sleeve for shipping offers a ‘stock’ solutions to suit your load capacity.
Dimensions
320x1230x25mm
Number required per box
2
Product reference
WCFL-L07

Size 08
As our largest insulated sleeve set, the Size 08 offers amble load capacity for bulky items or large orders.
Dimensions
250x1540x25mm
380x1410x25mm
Number required per box
1 set
Product reference
WCFL-NL08C
WCFL-NL08L
Thermal insulated fleece liners are typically used in food and pharmaceutical industries.
Food sector:
Meats
Meal Kits & Ready Meals
Cheeses & Charceuterie
Artisan, Deli & Speciality Foods
Chocolate
Fruit and Veg
Detox Juices/Health Drinks
Dairy Products
Ice Cream
Pet Food (Raw & Fresh)
Pharmaceutical sector:
Woolcool® thermal insualted boxes are ideal for vaccinations, Botox, Insulin and general medicines, as well as Specials, medical devices, AI, dentistry and veterinary products.
Ordering couldn’t be easier and Woolcool® offer flexible options.
Our packaging team have years of experience in temperature controlled thermal logistics and will quickly answer your questions. We are happy to help, so if you require any additional information about Woolcool® insulated fleece liners please get in touch.
Minimum order quantities.
Woolcool® minimum order quantities are one pallet (full pallets) unless otherwise agreed with us before ordering.
Order lead times.
Order lead times are dependant on order sizes and can vary. Typical ex-stock items have a 7-10 day turnaround from receipt of order. Bespoke items will carry an 8 weeks lead time from receipt of order.
Customisation.
Woolcool® can tailor thermal insulated sleeves to meet the needs of your business, from providing bespoke designs to different colour and size options.

Looking for high performing thermal insulated liners? Our 2-8ºC insulative systems maintain a temperature range for up to 120 hours.
Our thermal insulated boxes for 2-8ºC lines are used within the Pharmaceutical industry to transport a variety of temperature sensitive products, such as vaccinations, Botox, Insulin, Specials and Generics. Our systems maintain a temperature controlled environment for up to 120 hours. Our range of insulated boxes include solutions have a payload capacity of up to 30kg. We can also tailor to specific requirements.
2-8°C Fluctuating Profile, 120 hours using Woolcool®
Do you require fewer hours of thermal protection? We have insulative shipping solutions tailored to shorter durations.
Often a requirement within the food industry, our no compromise short duration solutions deliver efficiency and peace-of-mind. The high-performance insulation – provided by the 100% natural wool fibres inside the fleece liners – and the robust design of the outer box provide optimum performance.
Ask our experts
Our packaging team have years of experience in temperature controlled thermal logistics and will quickly answer your questions.
Once we receive your message we'll review and evaluate the best approach. If we need more information we'll call you to discuss.

Units 1A & 1B, Tungsten Park, Opal Way, Stone Business Park, Stone, Staffordshire. ST15 0SS


To request a callback please complete the short form and one of our team will call you back.
Alternatively, you can call us on +44 (0)1785 262030 or email sales@woolcool.com.
Our award winning chilled packaging solution.
All of the products in our chilled packaging range are produced using 100% pure wool.
Chilled.
Woolcool® has also been independently proven to keep food contents below the all important 5°c for at least 24 hours and longer.
Experts in cold chain.
Tried, tested and proven performance across both the Food and Pharmaceutical Sectors, Woolcool® is a ISO 9001 and 14001 certified company.
Rigorous testing.
Woolcool® has been rigorously tested and proven to keep produce within the temperature ranges required by the Food Standards Agency.

Want to know why we are an award winning packaging company?
More than £1 million has been invested in research and development by Woolcool®, to create 100% natural wool-based insulated packaging that is not only cost-effective and superior in performance to man-made materials such as polystyrene, it is also reusable, recyclable and sustainable.
Re-use and recycle.
If you’re looking for thermally insulated food packaging that can be re-used and recycled then Woolcool® is for you. Our natural materials help you, your end-users and the environment… it’s all good.
Natural materials.
Wool is one of the most sustainable natural materials, being available in abundance as a by-product of rearing sheep. The global sheep population is in excess of 1.2 billion.
