After six months of testing across everything from casual day hikes to light overnight trips, the Merrell Chameleon 8 Stretch (the successor to the Chameleon Prime) has proven itself as one of the most comfortable hiking shoes for hikers who prioritize ease of use and versatility over heavy-duty support. This review covers everything you need to know about this popular trail-to-town shoe.
Quick Specifications
| Specification | Details |
|---|---|
| Weight | ~14 oz (400g) per shoe |
| Waterproofing | Standard mesh or Waterproof versions available |
| Upper Material | Mesh and TPU with stretch panels |
| Outsole | Vibram EcoStep with 5mm lugs |
| Midsole | Bloom algae foam + EVA |
| Drop | 8mm heel-to-toe |
| Price | $130-160 |
Chameleon 8 vs Chameleon Prime
The Chameleon Prime model has been discontinued, replaced by the Chameleon 8 series. The core DNA remains the same—the stretch construction that made the Prime popular is still the headline feature. However, the Chameleon 8 introduces several updates:
- Enhanced sustainable materials: More Bloom algae foam in the midsole
- Improved Vibram EcoStep: Higher recycled content in the outsole
- Refined upper design: Better durability while maintaining stretch
- Updated styling: More modern aesthetic for trail-to-town use
If you're looking for the Chameleon Prime, the Chameleon 8 Stretch is the direct successor and improves on the formula in meaningful ways.
The Stretch Construction: What Makes It Different
The signature feature of the Chameleon line is the stretch construction. Unlike traditional hiking shoes that require tight lacing and a bit of wrestling to get on, the Chameleon 8 has elasticized panels integrated into the upper.
In practice, this means you can slip the shoe on like a comfortable sneaker. The heel counter is firm enough to hold your foot securely, but the opening expands to let your foot slide in easily. No untying and retying at every trailhead—just slip them on and go.
During my testing, this feature proved genuinely useful. Whether taking a break at a scenic overlook or transitioning from trail to brewery, the easy on/off never felt like a gimmick. It's simply convenient.
Comfort Out of the Box
Some hiking shoes require weeks of breaking in. The Chameleon 8 Stretch is not one of them. Right out of the box, these shoes feel comfortable and ready for miles.
The Kinetic Fit BASE insole provides decent cushioning for most hikers. If you have high arches or need more support, you might want to upgrade to an aftermarket insole, but the stock footbed works fine for day hiking.
The 8mm drop is moderate—enough heel elevation for comfort without forcing an unnatural heel strike. The flex is forgiving, allowing the shoe to bend naturally with your foot's movement.
Traction and Performance on Trail
The Vibram EcoStep outsole features 5mm lugs that provide solid grip on a variety of surfaces:
- Dirt and gravel: Excellent traction, the lugs bite in well
- Rock surfaces: Decent grip, though not as aggressive as dedicated approaches
- Mud: Acceptable, but mud can pack into the lugs
- Paved surfaces: Smooth and stable for town use
The EcoStep compound is made with recycled rubber, reducing environmental impact without sacrificing performance. During my testing, the outsole held up well to about 300 miles of mixed use with minimal wear showing.
Sustainability: Bloom Algae Foam
Merrell has incorporated Bloom algae foam into the Chameleon 8's midsole. This material is made from algae biomass harvested from waterways—essentially turning an environmental problem into a useful material.
The result is a midsole that performs like traditional EVA but has a smaller environmental footprint. It's not 100% sustainable—there's still traditional EVA in the mix—but every bit helps. If eco-friendly gear is important to you, Merrell is making genuine efforts in this area.
Waterproof vs Non-Waterproof
The Chameleon 8 Stretch is available in both standard mesh and waterproof versions. The waterproof model typically uses M Select Dry (Merrell's proprietary waterproof membrane) or Gore-Tex on some iterations.
Go with waterproof if:
- You hike in wet climates
- You encounter morning dew or stream crossings regularly
- You run cold naturally
Stick with the breathable mesh version if:
- You hike primarily in warm weather
- You prioritize breathability over waterproofing
- You do more town-to-trail than dedicated hiking
Testing the waterproof version, I found it effective at keeping feet dry in rain and shallow stream crossings. However, like any waterproof shoe, it runs warmer than the mesh version—something to consider for summer use.
Durability Considerations
The Chameleon 8 Stretch doesn't feel like a tank, and that's intentional. It's designed for comfort and flexibility, not bombproof durability. After 300 miles of use, I've noticed:
- Outsole: Minimal wear, Vibram rubber is proving durable
- Midsole: Still cushioned, no compression set visible
- Upper: Some snagging on the mesh from brush, but no structural issues
- Lacing hardware: All plastic eyelets intact, no problems
For day hikers and light backpackers, expect 400-600 miles of use before significant wear. If you're hard on gear or frequently hike in abrasive terrain, a more robust shoe might be a better investment.
Fit and Sizing
Merrell sizing tends to run slightly small, and the Chameleon 8 is no exception. Here's what to expect:
- True to slightly small: Consider going up a half size if you're between sizes
- Medium volume: Works for most foot shapes
- Wide option available: Merrell offers wide widths, a nice touch for those who need it
- Heel hold: Secure despite the stretch opening
I wear a size 10 in most shoes and found the size 10 Chameleon 8 to fit well with a light hiking sock. For thicker socks, the 10.5 would have been more comfortable.
Best Use Cases
The Chameleon 8 Stretch excels in specific scenarios:
- Day hiking: Perfect for trails under 10 miles with moderate terrain
- Travel: Great airport-to-trail shoe, comfortable for walking all day
- Light backpacking: Suitable for overnight trips with pack weight under 30 pounds
- Casual wear: Looks good enough for everyday use around town
- Frequent on/off: Ideal if you like to take your shoes off frequently during activities
Limitations to Consider
This isn't a do-everything shoe for every hiker. Be aware of these limitations:
- Heavy loads: Not supportive enough for packs over 30 pounds
- Technical terrain: Lacks the ankle support and torsional rigidity for rough trails
- Long-distance hiking: Cushing and support may be insufficient for thru-hiking
- Durability: Light construction won't last as long as beefier options
For heavy-duty backpacking or rugged terrain, look to traditional hiking boots or more substantial shoes like the Merrell Moab series.
Trail-to-Town Versatility
One of the Chameleon 8's strongest attributes is its versatility. The styling is modern enough that it doesn't look out of place in casual settings, and the comfort makes it suitable for all-day wear.
I've worn these for everything from grocery runs to restaurant dinners after a hike, and they work well in both contexts. The stretch construction makes them convenient for driving, and the comfort is adequate for extended walking on pavement.
Value for Money
At $130-160, the Chameleon 8 Stretch sits in the middle of the hiking shoe price range. It's more expensive than budget options from brands like Columbia but less than premium offerings from brands like Lowa or Scarpa.
For the right user—someone who wants a comfortable, versatile shoe for day hikes and casual wear—the Chameleon 8 represents good value. The sustainability features are a bonus that may justify the price for environmentally-conscious buyers.
Who Should Buy the Merrell Chameleon 8 Stretch?
This shoe is ideal for:
- Day hikers: Primarily do trails under 10 miles
- Light backpackers: Carry 25-30 pounds or less
- Travelers: Need one shoe for multiple purposes
- Convenience seekers: Love easy on/off functionality
- Eco-conscious buyers: Appreciate sustainable materials
Who Should Look Elsewhere?
Consider alternatives if you're:
- Heavy packer: Carry 40+ pounds regularly
- Rugged terrain hiker: Need maximum support and protection
- Thru-hiker: Need maximum durability for long distances
- Budget shopper: Want the most shoe for the least money
Alternatives to Consider
Merrell Moab 3: More supportive, heavier-duty option for rougher terrain. Less flexible, more protection.
Keene Targhee III: Similar versatility with a more traditional fit. Good waterproofing, slightly less stretch.
Salomon Outline Low: Premium option with better chassis technology. Higher price point, more performance-oriented.
Frequently Asked Questions
Are Merrell Chameleon 8 Stretch shoes waterproof?
The Chameleon 8 Stretch comes in both waterproof and non-waterproof versions. The waterproof model uses M Select Dry membrane to keep feet dry in wet conditions.
How much do Merrell Chameleon 8 Stretch weigh?
Approximately 14 ounces (400 grams) per shoe, making them a lightweight option in the hiking shoe category.
What's the difference between Chameleon Prime and Chameleon 8?
The Chameleon 8 is the successor to the Chameleon Prime. It features updated sustainable materials (Bloom algae foam), an improved Vibram EcoStep outsole with more recycled content, and refined upper design for better durability.
Do Merrell Chameleon 8 run true to size?
They run slightly small. Most hikers recommend going up a half size, especially if you wear thick hiking socks or have wider feet.
Can the Chameleon 8 handle backpacking?
They're suitable for light backpacking with packs under 30 pounds. For heavier loads, consider a more supportive boot like the Merrell Moab.
What is Bloom algae foam?
Bloom foam is a sustainable material made from algae biomass harvested from waterways. It replaces a portion of the traditional petroleum-based EVA in the midsole, reducing environmental impact.
How durable are the Chameleon 8 Stretch?
Expect 400-600 miles of use for day hiking. The lightweight mesh upper may snag on abrasive terrain, but the Vibram outsole typically lasts longer than the midsole cushioning.
Final Verdict
The Merrell Chameleon 8 Stretch succeeds at what it sets out to be: a comfortable, convenient hiking shoe that excels for day hikes and casual use. The stretch construction isn't a gimmick—it genuinely makes the shoe easier to live with.
No, it's not the right choice for heavy backpacking or rugged terrain. And yes, the lightweight construction raises some durability questions for very hard users. But for the majority of recreational hikers who stick to well-maintained trails and moderate distances, the Chameleon 8 hits a sweet spot between comfort, convenience, and performance.
The sustainability initiatives are a nice bonus. If more companies followed Merrell's lead with Bloom foam and recycled rubber, we'd all be better for it.
Recommended for: Day hikers and light backpackers who prioritize comfort and convenience over heavy-duty support.
Skip if: You carry heavy packs or regularly tackle rugged, technical terrain.
