Scarpa Booster

Scarpa

The Booster is a medium-soft, aggressively downturned velcro shoe from Scarpa for sport climbing and bouldering. Scarpa lists it as narrow-width with a medium heel. In stock at 17 shops from 67.60 EUR.

The Booster is an aggressively downturned, asymmetrical bouldering and sport climbing shoe built for steep, overhanging terrain. Featuring Vibram XS Grip 2 rubber and Scarpa's PAF system with DTS Tension rand, it delivers precision and power on small footholds while the full rubber coverage enables confident toe and heel hooks.

Best For

Best for sport climbing and bouldering on overhang and roof terrain. Aimed at intermediate to advanced climbers.

Among the 469 adult climbing shoes we track, the Booster ranks in the top 17% for sensitivity, the top 26% for pocket climbing and the top 33% for smearing.

Strengths & Trade-offs

Booster strengths

• Excellent precision on small footholds in steep terrain
• Outstanding heel and toe hooking with full rubber coverage
• Lightweight and sensitive for an aggressive shoe
• PAF system reduces pressure points for better comfort
• Hooks pockets and edges on steep walls

Booster trade-offs

• Not suitable for all-day wear or long multi-pitches
• Limited versatility on vertical and slab terrain
• Demanding break-in period with initial stiffness

How the Booster fits

Size down 0.5-1 from street shoe. Synthetic upper means minimal stretch - fit should be snug but not painful from the start.

Fit profile: narrow width, standard forefoot volume, medium heel, suits egyptian toe shapes.

Minimal stretch expected; moderate break-in.

How it fit climbers with your foot shape: fit reports from feet like yours.

Booster fit reports

3 scanned owners have reported how this shoe fits so far - not enough yet for a fit fingerprint; verdicts unlock at 5 owners. The reports come from climbers who measured their feet with the climbing-gear.com foot scanner and rated the fit of the shoes they own.

Stiffness

Measured stiffness: 0.38 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).

Booster specifications

What the Booster costs

Prices checked 15 Oct 2026 across 17 shops that currently stock it (67.60 to 184.99 EUR). Cheapest current offer: 67.60 EUR at bergzeit.de, 63% below the 184.95 EUR list price.

Prices by size

Cheapest in-stock price per EU size and how many shops list that size, from the EU pool. Updated daily.

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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.