Is this mattress good for a bunk bed?

Yes. It is a twin all-foam mattress sized for standard bunk frames, and the medium feel works for kids and guests. Foam also keeps the profile low, which helps with guardrails and ladders.

Does the gel foam actually sleep cool?

Gel memory foam is designed to move heat away better than plain memory foam, and the knit cover is breathable. It will still feel warmer than a spring or hybrid mattress for very hot sleepers.

How firm is medium-feel?

Medium sits between soft and firm: enough support for back and side sleepers without a hard surface. It is the only firmness this model comes in.

It is a twin mattress, the size used in most bunk beds and trundles. Check your frame's width and length before ordering.

Is $349.99 a good price?

Only Walker Edison lists it new at $349.99 as of November 8, 2026, so there is no cheaper store price to compare. Watch for seasonal sales if you are not in a hurry.