29:I[56264,["/_next/static/chunks/3fntmmi971322.js","/_next/static/chunks/1ymt1shyhmu-4.js","/_next/static/chunks/291ciwmgtp_xc.js","/_next/static/chunks/2owa30hnifmhr.js","/_next/static/chunks/2tie5rqwdsi89.js","/_next/static/chunks/2dnipz2c0692b.js","/_next/static/chunks/1mf5iq195c2sn.js","/_next/static/chunks/03wn0-bzh3abk.js","/_next/static/chunks/0_02m0ghanddv.js"],"GuestHistoryRecorder"] 2a:I[3004,["/_next/static/chunks/3fntmmi971322.js","/_next/static/chunks/1ymt1shyhmu-4.js","/_next/static/chunks/291ciwmgtp_xc.js","/_next/static/chunks/2owa30hnifmhr.js","/_next/static/chunks/2tie5rqwdsi89.js","/_next/static/chunks/2dnipz2c0692b.js","/_next/static/chunks/1mf5iq195c2sn.js","/_next/static/chunks/03wn0-bzh3abk.js","/_next/static/chunks/0_02m0ghanddv.js"],"EmailPreview"] 2d:I[27201,["/_next/static/chunks/3fntmmi971322.js","/_next/static/chunks/1ymt1shyhmu-4.js","/_next/static/chunks/291ciwmgtp_xc.js","/_next/static/chunks/2owa30hnifmhr.js"],"IconMark"] 2b:T12e31,

THE POST LINE

A RELAY BETWEEN NEW YORK AND BOSTON

This season, KARHU collaborates with Progress Running Club for a capsule collection inspired by The Post Line.

Established in the 17th century, The Post Line once carried mail between New York and Boston, connecting two cities that are now landmarks in running culture.

DISCOVER THE COLLECTION

Engineered for performance and unrestricted movement on every run, the new running t-shirt and shorts keep you cool and dry with moisture-managing, lightweight fabrics.

SHOP MEN'S

SHOP WOMEN'S

Complete the outfit with two limited-edition Post Line running caps.

Durable, breathable woven fabric to keep you comfortable during the run.

ADD ACCESSORIES

Post Line T-Shirt

100% cotton, relaxed fit, and made in Türkiye.

SHOP THE T-SHIRT

MORE ABOUT THE POST LINE

To celebrate the launch of the collection, eight runners of both communities set out to retrace the historic route as a relay.

READ ABOUT THE PROJECT

RUNNING

APPAREL

SNEAKERS

Trusted by 12.000+ customers
on Judge.me with a 4.6/5

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2c:Te4b,https://karhu.com/collections/running-apparel THE POST LINE A RELAY BETWEEN NEW YORK AND BOSTON This season, KARHU collaborates with Progress Running Club for a capsule collection inspired by The Post Line. This season, KARHU collaborates with Progress Running Club for a capsule collection inspired by The Post Line.Established in the 17th century, The Post Line once carried mail between New York and Boston, connecting two cities that are now landmarks in running culture. [DISCOVER THE COLLECTION](https://karhu.com/collections/running-apparel) https://karhu.com/collections/running-apparel https://karhu.com/collections/running-apparel https://karhu.com/collections/running-apparel https://karhu.com/collections/running-apparel Engineered for performance and unrestricted movement on every run, the new running t-shirt and shorts keep you cool and dry with moisture-managing, lightweight fabrics. [SHOP MEN'S](https://karhu.com/collections/running-apparel-men) [SHOP WOMEN'S](https://karhu.com/collections/running-apparel-women) https://karhu.com/products/karhu-unisex-prc-x-karhu-cap-og-racing-red https://karhu.com/products/karhu-unisex-post-line-cap-og-black https://karhu.com/collections/running-apparel https://karhu.com/collections/running-apparel Complete the outfit with two limited-edition Post Line running caps.Durable, breathable woven fabric to keep you comfortable during the run. [ADD ACCESSORIES](https://karhu.com/collections/running-apparel) https://karhu.com/products/karhu-prc-post-line-t-shirt-og-antarctica https://karhu.com/products/karhu-prc-post-line-t-shirt-og-antarctica https://karhu.com/products/karhu-prc-post-line-t-shirt-og-antarctica Post Line T-Shirt100% cotton, relaxed fit, and made in Türkiye. [SHOP THE T-SHIRT](https://karhu.com/products/karhu-prc-post-line-t-shirt-og-antarctica) MORE ABOUT THE POST LINE https://karhu.com/blogs/news/following-the-post-line-a-relay-between-new-york-and-boston https://karhu.com/blogs/news/following-the-post-line-a-relay-between-new-york-and-boston https://karhu.com/blogs/news/following-the-post-line-a-relay-between-new-york-and-boston To celebrate the launch of the collection, eight runners of both communities set out to retrace the historic route as a relay. [READ ABOUT THE PROJECT](https://karhu.com/blogs/news/following-the-post-line-a-relay-between-new-york-and-boston) [RUNNING](https://karhu.com/collections/running-shoes) [APPAREL](https://karhu.com/collections/running-apparel) [SNEAKERS](https://karhu.com/collections/lifestyle-footwear) Trusted by 12.000+ customers on [Judge.me with a 4.6/5](https://ctrk.klclick.com/l/01JM1WT1Z7HPSV4W525KP5A105_22) [Facebook](https://www.facebook.com/karhuofficial/) [Instagram](https://www.instagram.com/karhuofficial/) [Custom](https://www.youtube.com/@karhu1916) [Custom](https://www.strava.com/clubs/860465) [Tiktok](https://www.tiktok.com/@karhuofficial) [Facebook](https://www.facebook.com/karhuofficial/) [Instagram](https://www.instagram.com/karhuofficial/) [Custom](https://www.youtube.com/@karhu1916) [Custom](https://www.strava.com/clubs/860465) [Tiktok](https://www.tiktok.com/@karhuofficial) Copyright © 2026 Karhu, All rights reserved. You received this email because you signed up via the Karhu website. We are happy to have you as a valued contact of ours. If you wish to stop receiving emails, you can [Unsubscribe](https://manage.kmail-lists.com/subscriptions/unsubscribe?a=TQhH2J&c=01KZHN7R06HE92XDVKDF94XQ51&k=a31333f1245583152dc46e317c7ff849&se=karhu%40mailspo.com&m=01M33ZVEKQ43AGWW815S58MP6J&r=01M34T2NDRHPXGQDT84E033900) here. 1f:["$","article",null,{"className":"min-w-0 flex-1 overflow-hidden","aria-label":"The Post Line","children":[["$","$L29",null,{"emailId":"0a37eaa8-9064-41e2-b4d6-ba41be5d0d27"}],["$","$L2a",null,{"email":{"id":"0a37eaa8-9064-41e2-b4d6-ba41be5d0d27","subject":"The Post Line","previewText":"https://karhu.com/collections/running-apparel\n\nTHE POST LINE\n\nA RELAY BETWEEN NEW YORK AND BOSTON\n\nThis season, KARHU collaborates with Progress Running Club for a capsule collection inspired by The Post Line.\n\nThis season, KARHU collaborates with Progress Running Club for a capsule collection inspi","sentAt":"2026-09-22T15:15:18.000Z","classification":"marketing","imageCount":21,"thumbnailUrl":"https://mailspo-ingest.imraan-243.workers.dev/img/inbound/img/d195b625fadab33fd0fc19bc7d8f00396d87af3f501786030efc9ecde701ad13","emailType":"newsletter","typeConfidence":"guess","typeBasis":"no stronger signal","brand":"$27:props:brands:543","bodyHtml":"$2b","textBody":"$2c","bodyFallback":null}}]]}] a:null f:[["$","title","0",{"children":"The Post Line by Karhu | Mailspo"}],["$","meta","1",{"name":"description","content":"https://karhu.com/collections/running-apparel\n\nTHE POST LINE\n\nA RELAY BETWEEN NEW YORK AND BOSTON\n\nThis season, KARHU collaborates with Progress Running Club fo"}],["$","meta","2",{"name":"robots","content":"index, follow"}],["$","link","3",{"rel":"canonical","href":"https://mailspo.com/emails/0a37eaa8-9064-41e2-b4d6-ba41be5d0d27"}],["$","meta","4",{"property":"og:title","content":"The Post Line by Karhu | Mailspo"}],["$","meta","5",{"property":"og:description","content":"https://karhu.com/collections/running-apparel\n\nTHE POST LINE\n\nA RELAY BETWEEN NEW YORK AND BOSTON\n\nThis season, KARHU collaborates with Progress Running Club fo"}],["$","meta","6",{"property":"og:url","content":"https://mailspo.com/emails/0a37eaa8-9064-41e2-b4d6-ba41be5d0d27"}],["$","meta","7",{"property":"og:site_name","content":"Mailspo"}],["$","meta","8",{"property":"og:image","content":"https://mailspo-ingest.imraan-243.workers.dev/img/inbound/img/d195b625fadab33fd0fc19bc7d8f00396d87af3f501786030efc9ecde701ad13"}],["$","meta","9",{"property":"og:image:alt","content":"Karhu email creative: The Post Line"}],["$","meta","10",{"property":"og:type","content":"article"}],["$","meta","11",{"property":"article:published_time","content":"2026-09-22T15:15:18.000Z"}],["$","meta","12",{"name":"twitter:card","content":"summary_large_image"}],["$","meta","13",{"name":"twitter:title","content":"The Post Line by Karhu | Mailspo"}],["$","meta","14",{"name":"twitter:description","content":"https://karhu.com/collections/running-apparel\n\nTHE POST LINE\n\nA RELAY BETWEEN NEW YORK AND BOSTON\n\nThis season, KARHU collaborates with Progress Running Club fo"}],["$","meta","15",{"name":"twitter:image","content":"https://mailspo-ingest.imraan-243.workers.dev/img/inbound/img/d195b625fadab33fd0fc19bc7d8f00396d87af3f501786030efc9ecde701ad13"}],["$","meta","16",{"name":"twitter:image:alt","content":"Karhu email creative: The Post Line"}],["$","link","17",{"rel":"icon","href":"/favicon.ico?favicon.3lxqohtg4uvbd.ico","sizes":"48x48","type":"image/x-icon"}],["$","$L2d","18",{}]]

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