Top Description

With nylon ripstop and a water repellent finish, the Janji Thermal Zephyr Runner Jacket provides nearly weightless warmth in a small, easily stowable package for chilly trail adventures.Read more

Sizing

Regular fit, Size Chart

Gabby is 5'8" and wears size S

Cards

behind the design

Ultralight and ultra-deployable jacket for fast protection, the Janji Thermal Zephyr Runner jacket is an insulated windbreaker made from nylon ripstop with a PFC-free water repellent finish for eco-friendly weather protection.

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details

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Nearly weightless warmth

Super compressible PrimaLoft® Gold Active insulation packs a ton of breathable warmth — ideal for high-output movement — in an ultra-packable design

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Bungee toggles

Bungee toggles allow the hemline to be cinched down in extra cold or windy conditions

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Ergonomic sleeves

Streamlined sleeves with semi-elastic cuffs stay in place in motion

features

Weightless feel
Ultra-light ripstop shell sheds light rain and snow with a PFC-free DWR finish for more eco-friendly weather protection

Targeted insulation
The Thermal Zephyr uses the lightest active insulation that exists to cover the areas where you need the most warmth while allowing for greater breathability + heat release where you don’t

Hold it down
Chest snap under zipper allows for adaptable venting

Better warmth
PrimaLoft® Gold Active Insulation with 45% recycled content provides more sustainable warmth on colder days

Lock it down
Minimal semi-elastic cuffs protect against the weather while allowing room for gloves or mittens

Designed for the trail
Dropped back hemline acts as a splatter guard to keep you warm and dry on messy trail adventures and bungee toggles at the hem cinch the jacket down for extra wind protection

Stay seen
Signature reflective logo on front and “watermark” reflectivity on back increases visibility in low light

materials + specs

Zephyr Runner
100% nylon ripstop (38gsm) w/ PFC-free DWR

Targeted insulation
PrimaLoft® Gold Active Insulation — 45% PCR (post consumer recycled) content, 55% polyester fill

Weight
169g / 5.9oz (M’s Medium)

Garment made in Vietnam

sustainability

The Thermal Zephyr Runner uses PrimaLoft® Gold Active Insulation with 45% recycled content for more sustainable warmth on colder days. The shell features PFC-free DWR finish for more eco-friendly weather protection.

Our Zephyr Runner fabric is also bluesign® certified meaning it is free from harmful chemicals and is fabricated in a way that meets a high environmental standard.

Learn more about our sustainable initiatives here.

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Highlights CP

Title: Thermal Zephyr Jacket

Header: Ultra-lightweight warmth

Description: packable design, surprising warmth

Best for: serious chill

Fit: classic

Designed for: 25~45

Shop the: Thermal Zephyr Jacket

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The £25 membership fee goes toward supporting clean water initiatives through our clean water partner