Signature Thermal Long Sleeve Jersey
Signature Thermal Long Sleeve Jersey
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Details
Isadore's Signature Thermal Long Sleeve Jersey is an essential, versatile three season piece of cycling apparel made from the finest merino fabric. Warm yet highly breathable, it is ideal on its own or with a short sleeve base layer on early autumn rides.
- Warm yet highly breathable
- Non-bulky insulation
- Silicone tape around rear hem keeps jersey in place
- Zipped pocket to keep contents dry and secure
- Eyelets inside jersey to lead headphone cables comfortably
- Side panels construction for better anatomic fit
- Can be used as a mid-layer on cold winter days
- Reflective detailing
Size & Fit
Material & Care
Brand Info






Shipping
Free U.S. shipping
We offer free express shipping on all U.S. orders. Orders are shipped via all major carriers (UPS, DHL, FedEx, USPS) and should arrive within 3 to 5 business days.
Processing time
Most orders are shipped within 1-2 business day. Processing time is in addition to transit/delivery time. Once your order ships you will receive a confirmation email with your shipment and tracking details.
Delivery
If you order multiple items, you may get multiple deliveries. We’ll send you a shipping confirmation email for each shipment along with shipping notifications throughout transit so you’ll know exactly what to expect and when to expect it.
P.O. Boxes and APO/FPO
At this time we do not ship to P.O. Boxes or APO/FPO addresses.
International shipping
At this time, we are not able to ship to countries outside the U.S.
Possible delays
We do our best to ensure the timely delivery of all orders. Please keep in mind that we are only provided with an estimated delivery date from our carriers and cannot guarantee delivery estimates.
Returns
Free 30-day returns on all U.S. orders
If you are not completely satisfied with your purchase or you simply wish to return it, you have 30-days from the day your order was delivered to send it back to us. Returns are complementary and hassle-free. All products must be returned in a new and unused state, in perfect condition, and with all original tags attached.
Exchanges
At this time we are unable to offer exchanges. If you’d like to exchange an item please return it for a refund or store credit and place a new order for your new item.
How to make a return?
- Click here to start your return or simply log in to your account
- Enter your order number, email or zip for identification and click “Get Started”
- Select the items you want to return from your order and select the return reason
- Select your return credit option: Refund or Store Credit and click “Complete”
- Download our pre-paid Return Label and attach it to your package (remove or cover any previous shipping labels to avoid shipping delays)
- Drop off your return at any USPS location. Make sure to keep your receipt
Final-Sale items
Items marked "Final Sale" cannot be returned once purchased.
Refund processing
Returns are processed within 3-5 business days after they arrive at our warehouse. Refunds will be credited to the original form of payment, and a confirmation email will be sent to you once it has been issued. It may take up to 7 additional days for the funds to show in your account.
Late or refused returns
Your item(s) should be sent back to us within 30 days of receiving you order. Returns outside this timeframe may be accepted at our discretion and may only be refunded as a store credit. We reserve the right not to accept returns if the product shows signs of wear or has been used or altered from its original condition in any way.
Shoes
All shoes should be tried on a carpeted surface and returned in a new, unused condition with the original tags, shoe box, and packaging. Cleats should not be installed on cycling shoes. Returns without a shoe box, in a damaged shoe box, or with scratched soles will not be accepted and will be sent back.

Isadore
Signature Thermal Long Sleeve Jersey
- Fits true to size, take your normal size
- If you have a slim frame (typically XS or S) and would like a second-skin fit we recommend sizing down from your normal size
- Slim fit
- Anatomic cut
- For accurate measurements consult the brand’s size guide
Isadore Men's Size Guide
US / INT (International) | XXS | XS | S | M | L | XL | XXL | 3XL |
Chest | < 33.4 | 33.4-35.8 | 35.8-38 | 38-40.5 | 40.5-42.9 | 42.9-45.2 | 45.2-47.6 | 47.6-50 |
Waist | < 27.8 | 27.8-31.1 | 31.1-33.4 | 33.4-35.8 | 35.8-38.1 | 38.1-40.5 | 40.5-42.9 | 42.9-45.2 |
Hips | < 34.6 | 34.6-37 | 37-39.3 | 39.3-41.7 | 41.7-44 | 44-46.4 | 46.4-48.8 | 48.8-51.1 |
Height | 5'6"-5'7" | 5'7"-5'9" | 5'9"-5'10" | 5'10"-6'0" | 6'0"-6'2" | 6'3"-6'4" | 6'4"-6'5" | 6'4"-6'5" |
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