Tulson Tolf Qubit Invernal
Tulson Tolf
Built on Tulson Tolf's signature performance platform, this Qubit Invernal combines flat downturned profile, velcro closure for maximum power transfer. Its soft feel and low volume accommodate a range of foot shapes while maintaining support. Ideal for sport and boulder climbing, this shoe excels on technical terrain.
Best For
Best for sport climbing and bouldering on slab and vertical terrain. Aimed at beginner to intermediate climbers.
Strengths & Trade-offs
Strengths
- Low-angle design for vertical terrain and slabs
- Pull the straps tighter as the shoe warms up
- Thin-feeling platform for maximum ground contact
- Light at 330g (pair) for less fatigue
Trade-offs
- Takes longer to feel comfortable compared to leather shoes
Sizing & Fit
Expect minimal stretch. Size true-to-fit for an immediate, secure feel. Synthetic uppers limit stretch but provide durability.
Fit profile: medium width, low forefoot volume, narrow heel, suits roman toe shapes.
Minimal stretch expected; minimal break-in.
Stiffness
Measured stiffness: 0.07 on our 0-1 scale (0 = softest). It is among the softest slightly downturned shoes we track; the Lowa Parrot VCR (0.23) is a stiffer alternative in the same downturn class.
Specifications
| Brand | Tulson Tolf |
| Model | Qubit Invernal |
| Closure | Velcro |
| Downturn | Slight |
| Asymmetry | Slight |
| Rubber | Vibram XS Grip |
| Rubber Thickness | 2mm |
| Weight (pair) | 330g |
| Vegan | Yes |
| Kids | No |