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Designed to enhance your athletic performance
A second skin or layer up
Split sides to seamlessly move with you

Bulk™ × Castore 1/4 Zip

The best in British sportswear unites with the leaders in sports and active nutrition to bring you this exclusive Bulk™ × Castore 1/4 Zip. It’s time to train like a pro.

Wear up close and personal or layer to your liking. Super lightweight, see it as your second skin. Designed to perform beyond expectations. Complete comfort. Faultless freedom of movement. Lighten up your training and let this winning entry work with you.

All our clothing is unisex.

  • The detail is in the design
  • Exclusive Bulk™ × Castore branding on the front and back
  • Works as hard as you
  • Lightweight, quick-drying, breathable, wicking fabric
  • 90% polyester / 10% spandex
  • Athletic fit
  • Mindfully manufactured in Europe

Size Guide

  S M L XL
Chest 96 - 101cm
38 - 40in
101 - 106cm
40 - 42in
106 - 111cm
42 - 44in
111 - 116cm
44 - 46in

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Bulk™ × Castore 1/4 Zip

In stock
Only %1 left
As low as £65.00
  • Free delivery on orders over £39
  • Standard* Order Value Price
    2-3 Days (including Saturday) Over £39 FREE
    2-3 Days (including Saturday) Under £39 £3.95
    Express† Order Value Price
    Next Day Over £49 £2.95
    Next Day Under £49 £4.95
    *When orders are placed before 8pm Mon-Thurs, 3pm Sun
    †When orders are placed before 9pm Mon-Thurs, 3pm Sun
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