
Stormtech / ST258
Sierra thermal jacket
Engineered for high performance with reduced weight, the Sierra thermal jacket is the ideal layering piece for any outdoor adventure, providing lightweight thermal efficiency. It features Stormtech Thermal Shell™ insulation and a DWR (Durable Water Repellent) finish to keep you warm and dry while repelling wet weather. A full-length internal storm flap adds extra protection against the elements, while the quilted design ensures optimal heat retention without bulk. Built with feather-free insulation, this jacket provides sustainable warmth, with elasticised cuffs to help lock in heat, ensuring you’re ready for anything, whatever the weather.
From £47.28 ex VAT
Request a quote ↗2% off when you add 5 or more of the same size and colour. Delivery information ↗
Fabric, fit and care.
STORMTECH Thermal Shell™ insulation. Water-repellent finish. High-performance windproof outer shell. Internal full-length storm flap. Elasticised cuffs. Adjustable hem. Zipped handwarmer pockets. Decoration access.
- Fabric
- 100% Polyester pongee. Lining: 100% Polyester
- Weight
- 90gsm
- Fit & sizing
- S 35/38 M 38/41 L 41/44 XL 44/47 2XL 47/50 3XL 50/53 4XL 53/56 5XL 56/59
- Care
- Machine wash cold. Gentle cycle with like colours. Do not use softeners. Do not bleach. Hang to dry. Do not iron. Do not iron decoration. Do not dry clean.
Protect the shell.
Check coatings, lining and care instructions before applying heat. Some shells can mark, shrink or reject an adhesive. Test in a hidden area, and never assume a decoration leaves a waterproof garment’s performance unchanged.
Read the printing guide ↗Adding this to a bulk order?
Keep its own size and colour list beside the T-shirt quantities. Approve a print sample for each fabric before you reorder.
Plan a sample and first order ↗