GRSRXX Heatlock men's fleece-lined cycling baselayer top
GRSRXX Heatlock men's fleece-lined cycling baselayer top
GRSRXX Heatlock men's fleece-lined cycling baselayer top
GRSRXX Heatlock men's fleece-lined cycling baselayer top
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GRSRXX Heatlock men's fleece-lined cycling baselayer top
GRSRXX Heatlock men's fleece-lined cycling baselayer top

GRSRXX

Heatlock Cycling Baselayer Top Fleece-Lined Poly-Spandex - Men's

Price
$19.97

The short version

Details & specs

The athletic crew-neck cut uses a double-stitched hem and comes in Black and White variants.

Brand
GRSRXX

Size: M

Color: Black

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Return Policy

Eligible return or exchange requests must be submitted within 45 days of the order date. Items must be new and unused with original packaging, tags, and accessories. General change-of-mind returns are not accepted. Customers cover return shipping for size exchanges; Alpine Extreme covers approved returns caused by an incorrect, damaged, or defective item. See the full Return & Refund Policy for exclusions and refund timing.

Shipping

Free standard shipping is available to most addresses worldwide. Availability, delivery estimates, and any expedited charges depend on the destination and order. International customers are responsible for applicable duties, tariffs, or customs fees.

GRSRXX Heatlock men's fleece-lined cycling baselayer top

Heatlock Cycling Baselayer Top Fleece-Lined Poly-Spandex - Men's

Size: M Color: Black

$19.97

Heatlock Men’s Fleece-Lined Cycling Baselayer

GRSRXX Heatlock men's fleece-lined cycling baselayer top

In the field

This next-to-skin cycling top combines a brushed fleece interior with an 85% polyester and 15% spandex stretch knit.

Fleece-lined stretch knit

The fabric is 85% polyester and 15% spandex with a brushed fleece interior and a clean outer face.

Cycling fit

A tight athletic fit and crew neck are designed for layering under a jersey, softshell, or shell.

Construction and range

A double-stitched hem reinforces the top. The approximate riding guide is 5–10°C depending on effort and layering.

Materials and construction

Material
85% polyester, 15% spandex
Lining
Brushed fleece interior
Neckline
Crew neck
Hem
Double-stitched
Sleeve length
Long sleeve
Moisture management
Moisture-wicking and quick-drying

Fit and use

Fit
Next-to-skin athletic cut
Temperature guide
Approximately 5–10°C, depending on effort and layering
Colors
Black and White

Size chart notes

Chart scope
Reference chart covers XS–4XL; purchasable sizes remain the current variant-selector options.
Chart note 1
Measurements reflect body measures, not garment dimensions. If between sizes, size up for a relaxed fit.
Chart note 2
*Sleeve measured from center back of neck to wrist. 1 inch = 2.54 cm.

Men's Tops — Size Chart (XS–4XL)

Size XS
chest 32–34 in (81–86 cm), waist 26–28 in (66–71 cm), sleeve 31–32 in (79–81 cm)
Size S
chest 35–37 in (89–94 cm), waist 29–31 in (74–79 cm), sleeve 32–33 in (81–84 cm)
Size M
chest 38–40 in (97–102 cm), waist 32–34 in (81–86 cm), sleeve 33–34 in (84–86 cm)
Size L
chest 41–43 in (104–109 cm), waist 35–37 in (89–94 cm), sleeve 34–35 in (86–89 cm)
Size XL
chest 44–46 in (112–117 cm), waist 38–40 in (97–102 cm), sleeve 35–36 in (89–91 cm)
Size 2XL
chest 47–49 in (119–124 cm), waist 41–43 in (104–109 cm), sleeve 36–37 in (91–94 cm)
Size 3XL
chest 50–53 in (127–135 cm), waist 44–47 in (112–119 cm), sleeve 37–38 in (94–97 cm)
Size 4XL
chest 54–57 in (137–145 cm), waist 48–51 in (122–130 cm), sleeve 38–39 in (97–99 cm)

FAQ

How can I reach Alpine Extreme if I have questions?

Email [email protected] or use our contact form.

Do you offer free shipping?

Free standard shipping is available to most addresses worldwide. Availability, delivery estimates, and any expedited charges depend on the destination and order. International duties, tariffs, and customs fees remain the customer’s responsibility. See our Shipping Policy for details.

What's the return policy at Alpine Extreme?

Eligible return or exchange requests must be submitted within 45 days of the order date. Items must be new and unused with original packaging, tags, and accessories. General change-of-mind returns are not accepted. Return-shipping responsibility depends on the reason for the return. See the full Return & Refund Policy for exclusions and refund timing.

How long will it take for my order to arrive?

Orders are typically processed within 2–5 business days. Most standard shipments arrive within 7–14 business days after shipping, depending on destination and carrier conditions. Delivery estimates are not guaranteed.

Can I track my order?

Yes. Tracking details are emailed after shipment. You can also check order status with your order information through our order-tracking page.

What if there's an issue with my order?

Email [email protected] or submit the form on our support page. Report delivery issues within 60 days of the order date so carrier information is still available.