Sleeveless cycling base layer in classic white by Spakct, King Air unisex bike undershirt vest front view.
Spakct unisex sleeveless cycling base layer, matching white breathable summer bike tops on models.
Male cyclist wearing Spakct white cycling underwear tank with black road bike bib shorts.
High elasticity stretch test on Spakct men's white sleeveless performance cycling base layer.
Front view of Spakct unisex white summer road bike undershirt vest on female model.
Rear view showing seamless back panel of Spakct women's white sleeveless cycling base layer.
Sleeveless cycling base layer in sleek black, Spakct quick-dry bike underwear tank front view.
Front view of Spakct unisex black performance cycling base layer vest on female model.
Side profile of female cyclist wearing Spakct black moisture-wicking cycling underwear tank.
Tight fit and breathable mesh texture of Spakct black sleeveless road bike undershirt on male model.
Sleeveless cycling base layer in solid burgundy, Spakct race fit summer bike tank top.
Spakct unisex cycling base layer vest, burgundy red sleeveless bicycle underwear on female model.
Side view of Spakct women's burgundy summer road bike base layer tank shirt.
Rear view of female model wearing Spakct burgundy sleeveless cooling mesh bike top.
Male cyclist wearing Spakct burgundy professional ultra-lightweight cycling base layer vest.
Back panel compression and elasticity test on Spakct men's burgundy cycling underwear.
Close up of flatlock stitching and brand tag detail on Spakct premium burgundy base layer fabric.
Sleeveless cycling base layer in solid mustard green by Spakct, quick-dry bike tank top.
Spakct unisex performance cycling base layer, mustard green summer bike undershirt on male model.
Side profile of female cyclist wearing Spakct mustard green moisture-wicking cycling underwear vest.
Full back view of female model wearing Spakct mustard green sleeveless road bike underwear.

King Air Sleeveless Base Layer | Unisex

$19.00
Color:Deep Burgundy
Size:2XL
Quantity:

Engineered precisely around the aggressive cycling posture, the SPAKCT King Air Sleeveless Base Layer is the ultimate summer foundation for elite climate control (15°C–30°C). By stripping away the sleeves, it delivers maximum core ventilation and zero shoulder restriction beneath your aero jersey. Constructed from our signature 93g "Ladder Mesh" fabric matrix, this race-cut base layer rapidly pulls moisture off your skin and accelerates evaporation, ensuring your core stays dry and stabilized.

CORE FEATURES

  • 93g Sleeveless Ladder Mesh: High-stretch textile matrix (85% Polyester / 15% Elastane) maximizing core moisture transfer and upper-body mobility.

  • Anatomical Riding Cut: Sleeveless silhouette patterned to sit flat against the torso, creating a wrinkle-free interface under aero jerseys.

  • Hot-Melt Seamless Hem: Heat-bonded bottom edge closure reduces bulk, laying flat against bib shorts to prevent pressure chafing.

  • Permanent Antibacterial Shield: Fiber-level treatment prevents odor-causing bacterial growth, maintaining freshness under heavy sweat.

  • 4-Needle 6-Thread Flatlock: Low-profile side-seam construction delivering superior structural integrity and an irritation-free interior.

  • Oeko-Tex Standard 100: Constructed from certified skin-safe components, ensuring uncompromising quality and environmental care.