• 100% superfine merino
• Lightweight warmth for layering
• Breathable and temperature regulating

Thermerino is built for layering—superfine merino that insulates in the cold and keeps breathing as you warm up. Soft against the skin and easy to live in through winter.

Thermerino is a premium thermal range manufactured by Weft Knitting Company in New Zealand. Made from 100% superfine merino wool, the collection is designed to showcase the natural performance of merino through comfortable, durable thermal garments. Combining local manufacturing expertise with one of New Zealand's most celebrated natural fibres, Thermerino provides practical warmth for everyday wear and outdoor living.

We carefully pack and dispatch all orders from Nelson, New Zealand.

• Tracking details are emailed once your order has been dispatched.
• Shipping costs are calculated at checkout based on your location and order size.
• Most New Zealand orders arrive within 1–3 business days. International delivery times vary by destination.
• Rural deliveries and customs processing may add additional time.
• If your parcel is delayed or you need assistance, our customer service team is happy to help.

We offer secure online payments in NZD, AUD, GBP and USD. Your delivery address sets the currency you pay in and the taxes that apply.

• Orders are processed once payment has been received and confirmed.
• New Zealand prices include 15% GST.
• Australian prices include 10% GST.
• UK prices include VAT. On orders over £135 before VAT, VAT is paid on delivery instead, so we take it off at checkout.
• US prices include US tariffs and import taxes.
• Prices for other countries are in NZD and don't include New Zealand GST. Local duties, taxes or handling fees may apply and are payable by the recipient.

If you need to make changes to your order, please contact us as soon as possible and we'll do our best to assist before dispatch. If you have any questions about taxes, duties or shipping to your country, our team is always happy to help.

We carefully select products made from premium natural fibres and stand behind their quality.

Every product we sell is guaranteed. If something is faulty, damaged or isn't what you ordered, contact us at returns@nznature.co.nz and we'll put it right. A photo helps us sort it quickly.

If you have any concerns about a product, we're always here to help.

We understand that sometimes a product isn't quite right.

• Return within six months of your order date.
• Items should come back As New, with tags and original packaging. Try something on as you would in a shop, but not worn beyond that.
• Return postage is at your own cost. We don't charge you postage to send a replacement out.
• Refunds go to your original payment method. The original delivery charge isn't included.
• For an exchange of the same value it's a straight swap. Where the values differ, we refund your card and recharge for the new item.
• Clearance items have a shorter window, and seconds and a few personal hygiene products can't be returned for change of mind. Where this applies, it's noted on the product page.

Please enclose the returns form that came with your order. If you're unsure about sizing or fit before you order, get in touch and we'll help you choose.