Quick Summary
The Mac in a Sac Synergy Men’s Insulated Jacket is a packable insulated jacket in Khaki, size XL. It features Thermolite fill, with 135g and 550 fill power stated, plus a water repellent outer rated at 600 mm.
The jacket also includes a YKK front zip, reflective detailing, elasticated cuffs and a scoop back hem. It is described as lightweight and PFC and PFOA free.
Who It Is Best For
This jacket suits buyers looking for a men’s insulated jacket in the stated colour and size, with packable construction and the listed outer and trim details. Check the selected size and colour before ordering, especially if you need XL specifically.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | Mac in a Sac. |
| Product line | Synergy. |
| Product type | Men’s insulated jacket. |
| Colour | Khaki. |
| Size | XL. |
| Fill | Thermolite fill, with 135g and 550 fill power stated. |
| Outer | Water repellent outer rated at 600 mm. |
| Zip | YKK front zip. |
| Extra details | Reflective detailing, elasticated cuffs and a scoop back hem. |
| Other stated points | Lightweight, PFC free and PFOA free. |
What To Know Before You Buy
Check the size and colour selection carefully before ordering, as this version is Khaki in XL. The jacket is packable and insulated, so the listed fit and finish details matter if you are choosing between variations. The stated water repellent outer and Thermolite fill are the main verified construction details to compare against your needs.
Common Buyer Questions
What size is this jacket?
It is XL.
What colour is it?
Khaki.
What insulation is stated?
Thermolite fill, with 135g and 550 fill power stated.
What other features are listed?
A YKK front zip, reflective detailing, elasticated cuffs and a scoop back hem.
Final Buying View
Choose this jacket if you want the Mac in a Sac Synergy in the stated Khaki XL variation with the listed insulated and packable features. Confirm the size and colour match your needs before ordering.
Rain Protection
Water repellent does not necessarily mean waterproof. If you expect sustained rain, check for an explicit waterproof rating or construction and decide whether this jacket meets your requirements.











