KS ultralight gear: Fabric options / Material explanations

How to choose your fabric ?

More than manufacturers specifications,
all fabrics are tested by myself, tear and abrasion resistance, I selected the best ratio weight/Durability for fabric I propose bellow
(gsm weights are real and measured by me):

For SUL packs:

LS 07 Black Heather (125 gsm) for SUL finish, DurableWaterRepellent (DWR)

Only for Daypack, Imo pack, KS4/KS3 packs.

NEW version of ECOPAK EPL Ultra X 200, 139 gsm, for explanations and options, click: Here

Best ratio weight/performance UL packs:

New Ecopak UltraGrid 200(147 gsm) :

Black or Avocado Green "Green" in PayPal menu:

210d recycled nylon yarn from pre-consumer industrial waste. A double 200D Ultra™ grid provides exceptional tear-strength and visual impact. UltraGrid™ has a C0 DWR coating, free from toxic PFCs, and is finished with a waterproof 1500mm PU backing.

VX07 SOFT (Light version 145 gsm) Black :70 Nylon Ripstop face fabric treated with a DWR finish. Waterproof PU and polyester layer, 840D Polyester X Ply, 50 D Polyester Taffeta backing fabric.

(In stock) Nylon 200D Spectra diamond ripstop full White (159 gsm)

For ecology and colors, UL packs:

NEW 100% Polyester recycled ECOPAK fabric!

EPX200 OCEAN BLUE - COYOTE BROWN - SILVER BULLET - RED BRICK (198 gsm) 200D polyester components 45° Blue CrossPly, 70d ripstop backing DWR

+40 gr/Pack

For toughness, UL packs:

VX 21 BLACK firm 219 gsm, a little bit heavier than other but very good strength, abrasive resistant and DWR. 60% Nylon 40% Polyester 210D Nylon face 0.25 mil polyester film Black Polyester X-PLY® at 22°50 denier polyester taffeta backing + 50 g/Pack

For abrasive exposed part:

Default Black Cordura 330D, 500D or 1000D (PU coated)"heavy" but twice abrasive resistant than classic nylon, good for bottom, pockets or climbing packs etc.... about 185/240/350 gsm.Water repellent.

VX21 Firm also in option.

NEW UltraStretch mesh ONLY for default front pocket and bottom pocket option, With Incredible tear and abrasive resistance! weight 192 gsm:

Miscellaneous:

Duty 420D nylon mesh, 158 gr/m2, very, very durable and lightweight, UV resistant, low stretch. (Made in Japan)
PE 3D mesh, 2 mm thickness, 178 gr/m2 ! (Made in Japan)

Disclaimer: Although the X-pac fabric, Ecopak fabric are waterproof, we can not consider the pack waterproof because the seams are not sealed , some water could enter by seams. I suggest just using a pack liner or dry-bag for your essentials like the majority of hikers.

Nylon 200D Spectra diamond ripstop full White

BLACK UltraGrid 200 below:

UltraGrid 200 Black (+white grid)
option for front pocket, side pockets and bottom,
VX07 Body

LS07 Black Heather with discontinued 200D Spectra Diamond ripstop

NEW EPX 200 OCEAN BLUE

EPX 200 RED BRICK

EPX 200 Silver Bullet

Coyote Brown Ecopak 200 EPX fabric
+ 200D shoulder strap option

New UltraGrid 200 avocado green

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KS packs come with this recommended abrasive resistant finish:
For bottom and side pockets, 330D cordura black fabric is used by default. Possible change bellow:

Default cordura bottom and side pocket.

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200D Nylon Spectra White or UltraGrid 200 options:

200D full white (not for shoulder and waist) or Black(+ white grid), Green (+Black grid) for shoulder strap, waist belt, bottom, back and side pockets instead of default cordura fabric (For less weight and/or for his unique ripstop design ), fabric weight 147gsm and 159 gsm

Total all options weight gain from default cordura 330D around up to -15 gr