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On-One Performance Fit Short Sleeve Base Layer On-One Performance Fit Short Sleeve Base Layer

Performance Fit short sleeve base layer. This is a year round, performance layer with extra focus on comfort cool zones.

Constructed to increase breathability, and comfort with its Seamless tubular knit. Antibacterial and UV protection, make this the ideal base layer for both cool and summer conditions.


  • Fit: Ergofit: Seamless tubular knit
  • Odour Resist: Siltex prolen: antibacterial protection against funghi and bad smells
  • Protection: UV-X protect: prolen sunprotect, Protects from UV radiation
  • Fast Drying: Prolen Dryfast: Higher drying speed, more effective moisture transportation
  • Conditions: Cool and warm conditions
  • Comfort: Woven labels minimises irritation. Seamless construction minimises chafing

Why use a base layer or seamless under garment?

We highly recommend that riders of all levels wear a base layer in all conditions. Our vast range of base layers are specifically designed and professionally tested to fulfill bodily comfort and performance needs at all times.

Base layers in summer?

Yes! A base layer is also necessary in the summer heat!

Our highly technical, seamless base layers are not just to keep you warm in the cold winter months. Even in the hottest of conditions, a base layer plays a very important role in comfort and performance.

Our seamless layers have a strong wicking capacity, drawing moisture away from your body, preventing sweat from building up on your skin.

Size Chart:

Sleeved Baselayer Planet X On-One
Chest 32.5 37.5 32.5 36
Hem (Full Circle) 67 77 68 75
Length (From Side Neck) 62 66 61 65
Arm Hole 18 20 18 21
Short Sleeve (From Neck Side) 30.5 32.5 30.5 31.5
Long Sleeve (From Neck Side) n/a n/a 64.5 67.5
Bicep Width 15 17 15 17
Back of Neck Opening 16 17 16 17

Additional Information

From £9.99



Black / Small - Medium
19 in stock £9.99