M.D. Laboratory
personalized iron-on name labels
Mad River Rocket
performance sleds
Mad Rock
climbing equipment: rock shoes, approach/running shoes, mountaineering boots, harnesses, crash pads, hardware, headlamps, clothing
Magellan
gps, maps, accessories
Maglite
flashlights
Mammut
climbing accessories, ropes, harnesses, shoes, hardware, sleeping bags, backpacks
Marin
bikes
Marker Ltd.
men's outerwear, bindings, goggles, helmets
Marmot
outerwear, gloves, backpacks, sleeping bags, tents, accessories
Mary Janes Farm
dried, dehydrated food
Masters
trek poles
Maui Jim
polarized eyewear, sunglasses
Maxim
climbing ropes
McHale
backpacks
McNett
seam sealers, water repellants, water treatment, tape, patches, essentials, scuba diving and water sports, wader gear, fishing essentials, revivex
Merrell
footwear, packs, bags
Metolius
climbing gear
Metro
pumps
Mion
sandals, water footwear
Molehill
outdoor children's clothing and mountain gear
Montane
ultralight outdoor apparel
Montbell
tents, sleeping bags, backpacks, travel bags, cooking equipment, umbrellas, technical clothing
Montrail
hiking, climbing, and running footwear, insoles
Moonstone
jackets, clothing
Mountain Buggy
all-terrain baby strollers
Mountain Equipment Co-Op
outdoor sports equipment
Mountain Hardwear
apparel, technical clothing, tents, sleeping bags, backpacks, accessories
Mountain House
backpacking food, emergency food
Mountain Khakis
outdoor pants and clothing
Mountain Sprouts
children's outerwear, clothing
Mountain Tools
climbing gear, footwear, tech wear, alpine climbing, ice climbing, camping, tents, bivys, mountain rescue
Mountainsmith
backpacks, trek poles, accessories
Movement Skis
skis, accessories, apparel
Moving Comfort
sports bras, women's sport underwear
MSR
tents, stoves & fuel, cookware, hydration, water treatment, pack towels, snow equipment, poles