Most in-stock items leave our studio within 2-3 business days. As soon as your order is on the move you'll get a tracking link by email.

Yes! Orders over $99 ship for free within the continental US. Standard shipping rates apply to other destinations and are shown at checkout.

You can update or cancel an order within 12 hours of purchase by replying to your confirmation email or contacting support in the chat window.

If anything isn't perfect, snap a quick photo and reach out within 7 days. We'll repair, replace, or refund right away.

Our team is available Monday through Friday, 9am-6pm EST via live chat or email at support@spline.store. We respond to every message within one business day.

Orders placed Monday through Friday before noon EST ship within 1-2 business days. You will receive a tracking number as soon as the parcel leaves our fulfillment studio.

Yes! We offer free standard shipping on U.S. orders over $150. Orders under the threshold ship for a flat $8 and you can upgrade to expedited options at checkout.

We currently ship to Canada, the UK, and the EU. Duties and taxes are calculated at checkout so there are no surprise fees on delivery.

You have 30 days from the delivery date to send items back in original condition. Start your return from our returns portal and drop the package at any carrier location on the prepaid label.

Select exchange when starting a return and choose the new size or color you would like. We reserve your replacement pieces for 14 days and ship them as soon as your return scans in.

Every product page includes detailed garment measurements and a fit callout from our design team. Tap the Size Guide link next to the selector to compare your measurements.

If you are between sizes, we suggest choosing the larger fit for relaxed silhouettes and the smaller fit for compressive pieces. Still unsure? Reach out to our stylists for a quick recommendation.

Most pieces can be machine washed cold on a gentle cycle and laid flat to dry. Avoid fabric softeners to preserve technical performance and always check the care label on your garment.

We prioritize recycled and organic fibers, partner with certified mills, and produce in small batches to minimize excess inventory. Each product detail page lists the exact fabric makeup and certifications.

We can adjust shipping addresses or cancel an order within one hour of purchase. Message us through chat or email with your order number and our team will take care of it.