The Rumat Studio online store opened in October 2025, offering a few patterns for sale. Now, for the first time, a small batch of physical products is available. The products are handmade in Suomussalmi using recycled materials.

Kokalmus is suitable for everyday use and withstands heavy use. The Kokalmus bag has a zipper, so your belongings stay secure. On this bag, the strap is fixed and opens with a clip. The strap is easily adjustable.

Kokalmus is named after the Kokalmus trail, a hiking route located in the designer's hometown. The design has also proven functional on the Kokalmus trail.

Kokalmus is designed to minimize cutting waste, ensuring that valuable materials are not wasted.

Size S width approx. 30 cm. The exterior color is blue and the interior is black.

Surface and lining material 100% polyamide.

Each Kokalmus is unique, and thus only one of each is available.

The pattern for the bag is also available in the online store.

Delivery is free, and the product will be shipped soon after purchase via Posti to the nearest pickup point or mailbox. It may be possible to change the delivery location in the Posti app before the shipment is transported. Delivery is currently only available within mainland Finland.

The purchase is subject to a 14-day right of withdrawal in accordance with EU consumer protection legislation. More information about returns and exercising the right of withdrawal can be found in our return policy.