Boreal Mutant 3.0
Boreal
The Mutant 3.0 is a medium-soft, aggressively downturned velcro shoe from Boreal for bouldering and sport climbing. Boreal lists it as medium-width with a narrow heel. In stock at 8 shops from 78.83 EUR.
Boreal's no-compromise all-round performance shoe for the hardest routes and boulders. Aggressively downturned with strong asymmetry, full toe and heel rubber and sticky Zenith Ultra rubber, it finds friction everywhere - edges, smears, heel hooks and toe hooks - on steep terrain.
Best For
Best for bouldering and sport climbing on slab, vertical and overhang terrain. Aimed at intermediate to advanced climbers.
Among the 469 adult climbing shoes we track, the Mutant 3.0 ranks in the top 9% for pocket climbing, the top 10% for smearing and the top 12% for hooking.
Strengths & Trade-offs
Mutant 3.0 strengths
- Excellent toe and heel hooking
- Sensitive forefoot for precise placement
- Split leather upper for comfortable fit
- Zenith Ultra rubber is extremely sticky
- Full rubber toe patch for hooks and jams
Mutant 3.0 trade-offs
- Narrow opening makes it hard to get on and off between attempts
- Not suited for beginners due to aggressive shape
- Split leather will stretch - size accordingly
How the Mutant 3.0 fits
Size down from your street size: the Mutant is meant to be worn with the toes knuckled against the end. Expect the split leather to stretch about half a size.
Fit profile: medium width, standard forefoot volume, narrow heel, suits egyptian toe shapes.
Expect roughly half a size of stretch; moderate break-in.
How it fit climbers with your foot shape: fit reports from feet like yours.
Stiffness
Measured stiffness: 0.39 on our 0-1 scale (0 = softest). Among aggressive shoes it sits between the La Sportiva Skwama (0.33, softer) and the La Sportiva Solution (0.43, stiffer).
Mutant 3.0 specifications
| Brand | Boreal |
| Model | Mutant 3.0 |
| Closure | Velcro |
| Downturn | Aggressive |
| Asymmetry | Strong |
| Toe Patch | Full |
| Heel Rubber | Full |
| Ankle Protection | None |
| Midsole | Forefoot |
| Midsole Stiffness | Medium soft |
| Rand | Tensioned |
| Upper Material | Leather |
| Weight (pair) | 575 g (20.3 oz) |
| Break-in | Moderate |
| Rubber | Zenith Ultra |
| Rubber Thickness | 4.5mm |
| Rubber Hardness | Soft |
| Durability | Moderate, High |
| Vegan | No |
| Resoleable | Yes |
| Kids | No |
What the Mutant 3.0 costs
Prices checked 15 Oct 2026 across 8 shops that currently stock it (78.83 to 134.95 EUR). Cheapest current offer: 78.83 EUR at bananafingers.co.uk, 47% below the 149.95 EUR list price.
| Retailer | Price |
|---|---|
| bananafingers.co.uk | 78.83 EUR |
| oliunid.de | 89.90 EUR |
| epictv.com | 89.90 EUR |
| bergfreunde.de | 119.96 EUR |
| outdoortrends.de | 120.94 EUR |
| bergzeit.de | 127.80 EUR |
| climbingzone.es | 130.97 EUR |
| decathlon.es | 134.95 EUR |
Prices by size
Cheapest in-stock price per EU size and how many shops list that size, from the EU pool. Updated daily.
| EU size | From | Shops |
|---|---|---|
| 37 | 127.80 EUR | 1 |
| 37.5 | 78.83 EUR | 2 |
| 38 | 127.46 EUR | 3 |
| 38.5 | 127.46 EUR | 2 |
| 39.5 | 120.94 EUR | 3 |
| 40 | 120.94 EUR | 6 |
| 40.5 | 120.94 EUR | 4 |
| 41.5 | 120.94 EUR | 4 |
| 42 | 120.94 EUR | 5 |
| 42.5 | 120.94 EUR | 6 |
| 43 | 127.80 EUR | 2 |
| 43.5 | 120.94 EUR | 2 |
| 44 | 120.94 EUR | 8 |
| 44.5 | 127.46 EUR | 5 |
| 45 | 127.80 EUR | 2 |
| 45.5 | 127.46 EUR | 1 |
| 46 | 127.46 EUR | 5 |
| 46.5 | 127.46 EUR | 7 |
| 47 | 89.90 EUR | 6 |
Similar Climbing Shoes
Prices, stock and owner fit data on this page update daily. You are welcome to cite these figures if you name climbing-gear.com and link to this page - see our data terms.