Designed for climbing, to ski, snowshoeing or hiking .

 nylon/dyneema with reinforcement (bottom and front, back) 500 D Cordura or X-pac VX 21with cordura 1000D (bottom)

Volume: adjustable from 50 to 35 L (20X30X80cm)

Weight:  from 425 g  dyneema(without accessory)   495 gr  VX 21                                  Standard

- 2 ice axes loops .

- 4 side straps 20 mm (50 cm) to secure skis, snowshoes etc....

- 4 loops under the bag to secure the mattress, tent etc..

-Now 20 mm daisy chain included on shoulder strap for every packs by default

- An optional removable lid with 1 L zippered pocket   and 4 loops for crampons, rope, etc..(add 62 gr)
- Comfortable padded shoulder straps and padded hipbelt with 10 mm foam and inner 2mm 3D mesh

The padded part size is the same for every packs, the webbing strap length is adjusted for customer waist size.

 -Daisy chain on the front / bottom of the bag.(not possible with front pocket option)

- A sternum strap adjustable and removable 13 mm (add 10 gr) included.

- 2 optional belt straps 13mm X 50 cm to secure the equipment on top or on the daisy chain (add 10 gr)

- 2 removable belt pockets 2 x 1L (add 50 gr) in option.
- 2  optional straps on belt (add10 gr) to put snap and other (free option).
- Side pockets and front pocket in options.
- Possible changes in custom order please see option below and more. (KS Packs option are also available like frame set, internal pocket, dry bag top closure etc...)

Recommend total loads up to 12 kg .

4 torso sizes: 47 cm, 50 cm, 53 cm, 56 cm
Mesure your back (torso size) like this:
or measure your usual backpack to be sure, bottom of the pack up to start of shoulder strap.
or by default: for 1m68---> 47 cm, 1m74--> 50 cm, 1m80-->53cm, 1m86-->56 cm (For Asiatic people add 3 cm)
Intersect the result of 3 methods to be sure.
 Load lifter option is recommended for adjust your backpack torso lenght.  (Increases the length effect)
Alpisack with top lid option, side pockets option, front and back lashing loop option and cordura free option 2 in picture:

Standard X-pac 21 Black and brown option, side pockets option.

Standard nylon/dyneema + top lid + side pocket option.

Standard central aisy chain
Straps on belt (10 gr) to put snap and other (free option).

total 520 gr

KS Packs option are also available like frame set, internal pocket, dry bag top closure, etc...

Torso size
Straps on belt
Belt Size (as your pants size)
2 optional belt straps 13mm X 50 cm to secure the equipment on top or on the daisy chain (10 gr)

belt straps 13mm X 50 cm
20 mm webbing removable (height adjustable) air sternum strap with whistle add 8 gr from standard 13mm:
(13 mm webbing removable sternum strap by default)

20 mm sternum strap

Hole for hydration pipe (with inside hook) and water pouch pocket  options for 35 cm X 17 cm X 7cm size water pouch.
(This pocket is compatible with internal pad pocket option but not with internal pocket option.)

Placed at center, allow right or left pipe way out.

H2o Options

Pockets and cord lashing option :
 Options: 4 side pockets 1 front pocket and front cord lashing, belt pockets
2 pockets add around 20 gr, front pocket 25 gr...

Back sit pad cord lashing
Front mesh option.

Alpisack options
Removable belt pockets:

Size: 5X19X12/9 cm with waterproof zip and 1 key holder hook inside (one/pair).
Weight: 29 gr in nylon/dyneema 210D

       23 gr in X-Pac TX 07        25gr in 200D black nylon fabric
re-designed March 2018
Removable pocket
Localisation (if single pocket)

Load lifter strap  :
For frame less pack the load lifter system work well only when the pack is full.
Load lifter option is recommended for adjust your backpack torso lenght. (Increases the length effect)

 20 mm webbing strap 19 gr.

 Linelock and cord  5 gr

Sit Pad pockets pair:
(add around 15gr acc to fabric)
 For rectangle sit pad around 27x 50 cm .

Sit Pad pockets
Double 13 mm daisy chain option (instead of central one)

Price : 500 JPY

Full padded anatomic hip belt with load lifter strap :
fit 38mm webbing and buckle, add around 50 gr.

!! Not compatible with the Sit Pad pockets option but compatible with the Internal pad pocket option !!
Price: 2200 JPY
Waist size (choose the same than for your pants)
Large belt option 38 mm (instead of standard 25 mm) with Dual Adjust Side Release Buckle (add 20 gr):

Large belt 38 mm
Dual traction ice axe holder strap
(by default, standard fit only 2 long loops) 24 gr in cordura 500D:

Price : 1600 JPY
Cargo front pocket
Twice bigger than standard = 10 L.
 (elastic cord in option):

For Alpisack allow to put helmet, by default fit very strong mesh at the bottom to drain water (top border in dyneema not included, add 500 jpy).

Fabric/ pack model