JETBOIL says:

Jetboil’s coffee press with a silicone ring guarantees the best brew in the backcountry or steam your favourite fish and vegetables! The stem and basket detach to easily stow in your cup. Resistant silicone ring provides secure fit to eliminate cowboy coffee by keeping excess grounds from escaping during plunging process. Durable, high-temperature plastic and micro-filter reduces sediment in the pot and provides smooth, rich flavour 

The standard size coffee press is compatible with Jetboil Flash, MicroMo and Zip, along with 1L tall and .8L spare cups.

The grande size coffee press is compatible with Jetboil MiniMo, Stash and Sumo.