Uniqlo Ultra Light Down Jacket Review

Overview

Uniqlo’s Ultra Light Down Jacket is a 213 g, 750+ fill-power down layer with a Toray-treated nylon shell, sold at a price that sits well below most of the outdoor-brand competition. It started as a commuter and travel staple, and it has been adopted by budget-minded hikers who want a camp and sleep-system puffy without paying for a specialist label. The trade-off is plain: very good warmth for the weight and money, with a thin shell that needs careful handling.

Key Specs

Spec	Detail
Weight	213 g
Fill power	750+ (IDFB method)
Fill material	Minimum 90% down (90% down / 10% feathers)
Shell	100% nylon, roughly 20D
Water resistance	DWR-type finish using Toray NANODESIGN; not permanent
Pockets	Two zippered hand pockets, two elastic interior pockets
Packing	Included pouch that buckles to the jacket
Fit	Regular
Care	Hand wash cold; do not tumble dry or dry clean

Performance

Weight and packability. At 213 g, the jacket falls inside the range reviewers have measured on their own scales: about 7 oz in a women’s medium for Pack Hacker and 7.5 oz for CNN Underscored. A men’s version lands a little higher, around 8 oz in other tests. It does not use down-pack baffling, a construction choice Uniqlo cites for the low weight. Compressed in its pouch, it measures roughly 8 x 4 x 4 inches. That is small enough to disappear into the lid of a pack, though a purpose-built ultralight puffy will squeeze smaller. The pouch buckles onto the jacket, so it is harder to lose in camp.

Warmth. The 750+ fill power is respectable for a garment at this price, and owners treat the jacket as a mild-weather layer rather than a winter parka. One reviewer found it comfortable over a T-shirt above 45°F. Another wore it with layers at 35°F and comfortably up to about 60°F. Thru-hikers who use it on shoulder-season trails typically wear it over a base layer and under a shell, or pull it on at camp. For anything colder or windier than that, it needs help from another layer. The extra strip behind the zipper in the current design cuts down on drafts, but there is no hem drawcord to seal the bottom edge.

Weather resistance. The nylon face uses Toray’s NANODESIGN finish, which Uniqlo says handles light rain, and even the seams are treated. The finish is not permanent and the jacket is not a rain layer. Down gets wet quickly in a sustained downpour, and the fabric will not stand up to that. Treat it as protection against drizzle and mist while walking to the bathroom or cooking dinner.

Durability. This is the weak point. The roughly 20D shell and thin lining are what make the jacket light and compressible, but reviewers describe them as fragile for hiking and camping. One long-term reviewer recommended wearing it under a waterproof outer jacket instead of using it as the outermost layer on trail. Snags on brush, pack-strap abrasion and sparks from a stove or fire can open a hole. One early-edition owner also noted feathers leaking through the fabric. Hand washing is the only recommended care, which is tedious after a long trip.

Fit and features. The regular fit is sleek without being constricting, and the current design adds extra shoulder room for movement. Owners say it layers well under a shell. Some reviewers note that sizing runs small, so those who plan to layer a fleece underneath should consider sizing up. The zippered pockets are secure enough for a phone and keys, and the two interior pockets provide extra storage for gloves or a hat. The pockets are not fleece-lined, but the soft fabric keeps hands comfortable.

Pros & Cons

Pros

• 213 g, in line with far more expensive down jackets
• 750+ fill power with a 90/10 down-to-feather ratio
• Priced around $80 at full retail, and frequently discounted
• Included pouch attaches to the jacket
• Zippered hand pockets plus interior pockets
• Light DWR finish handles drizzle
• Slim fit layers easily under a shell

Cons

• Thin, roughly 20D shell snags and abrades easily
• Not a rain layer, and the water-repellent finish wears off
• No hood and no hem adjustment
• Hand-wash only, with no tumble drying
• Warmth tops out in mild conditions
• Sizing runs small for layering

Who Should Buy This

Backpackers who want an inexpensive down layer for camp, sleep-system supplementation and shoulder-season hiking will get a lot for their money. It also suits travelers and commuters who want a jacket that packs away to almost nothing. Hikers heading into prolonged cold, wet weather, or those who bushwhack, climb, or rely on a single puffy as an outer layer for months should look at a sturdier face fabric with a hood and a real hem cinch. Those shoppers will pay more, but they will get a jacket that holds up under repeated abuse.

Verdict

The Uniqlo Ultra Light Down Jacket delivers real warmth at 213 g for roughly the price of a decent dinner out. It is best treated as a protected mid-layer or camp jacket, not a rugged outer shell. For mild-weather hiking and travel it is an easy recommendation, and an exceptional value if bought on sale.