Backpacker Magazine –

Zero Impact Challenge Specifications

Zero Impact Challenge Specifications	Mountain Smith	JanSport	Osprey	Moutain Smith	LL Bean	GoLite
Basic Product Specs		Leandro	ATMOS 50 - Internal Frame Backpacks	Phoenix Alpine Packs	Not Branded	JAM2 rc
a) Suggested Retail Price		$120.00	$199.00	$289.00	$199.00	$100.00
b) Dimensions		27"x14"x13"		33 x 12.5 x 11.5 (84cm x 32cm x 29cm		23 to 27x14x8 inches (plus front pocket)
c) Weight		1.15 lbs	3.1lbs	5 lbs 8 oz (2.49 kg)	5 lbs 8 oz (2.49 kg)	1.14 lbs
d) Volume		3500 cu in	3000 cu in	5675 cu. in., 4211 cu. in. (69 liters)	3500 cu in	3100 cu in
Bill of Materials
Material Type (i.e., type of plastic, type of metal, etc.)
Primary fabric		Primary and webbing, binding, velcro, interior lining: 100% recycled 150d polyester ripstop, from PET bottles	PET recycled fabric for all body fabrics, stetch woven fabrics, meshes, spacer messes, webbings, binding tapes, all zippers, elastics, cord	100% PET recycled fabric, webbing and binding	Eco-intelligent polyester, prepetually recyclable	Recycled polyester
Secondary fabric (straps, meshing etc)		Mesh spacer padding, shoulder straps and hip pads: 60% recycled polyester	Mesh, strech fabrics, elastics: 60% PET	62% PET recycled Air Mesh	100% post-consumer PET, plant-based foam
Hardware		PLA plastic	PLA 98% + 2% additive, YKK Natulon Zipper	100% PET recycled #5 and #8 zippers; PLA plastic	Optimum 5.5 Moso bamboo, PLA buckles, aluminum caribeners	POM, Zinc
Source category (i.e., virgin, recycled, reused, etc.)		Recycled	Recycled	Recycled	Recycled	Recycled
Descriptions of dies, pigments or coatings		-	-	-	Water-based coating	-
g) Frame		Recycled	PET based–tried bamboo	Recycled	Bamboo backpanel	Recycled
h) Lifetime warranty		Yes	Yes	Yes	Yes	Yes
Other points regarding material		Special eco-friendly foam	PET recycled everything / R&D for 2 yrs for Resource / Recycled aluminium frame /
Recycled		59%	87.10%
Partially recycled		7%
Renewable sources		21%	1.40%
New		13%	11.50%
End of use considerations		Jansport will recycle
Other comments			Atmos has been around for 3 years. Researched a lot for ReSource line of products, older Osprey packs with requests for repairs, rather than replacement/
Business as Usual material		20Denier Nylon with a PU coating - 70D VXO7 Dimension Polyant Sailcloth (70 Denier Nylon Ripstop + Laminating Film + heavy polyester ripstop + a 30 Denier nylon backing) - Spacer Mesh - EVA foam				GoLite–Fabrics 80% virgin nylon/ 20% virgin polyester. Total fabric weight for a pack this size est. at 2.5 pounds. Webbing and binding tape 100% virgin nylon. Weight difference negligible fasteners. (Velcro/zippers/buckles/hooks) 100% virgin nylon or acetal. Weight difference negligible. Frame 100% virgin HDPE and foam with non-recycled aluminum stays (2). Weight addition of 1 pounds.