On the surface, this tiny poem is just a shopping list: two gallons of milk and five orange pushups, the frozen treats sold in cardboard tubes. Nothing dramatic happens, and the speaker doesn't tell us how they feel. That restraint is what makes it interesting.
Look at what the purchases suggest. Two gallons of milk sounds like a household with people to feed, maybe kids. The orange pushups sound like a small treat, the kind you buy for someone else, or for the child in yourself. Together they hint at ordinary family life, with its routines and little rewards. The poem never confirms this, so we are left guessing at who is eating them.
The mood is plain, gentle, and a little nostalgic. The flat, matter-of-fact tone treats a trip to the store as worth noticing. The poem seems to say that small, everyday details can carry warmth, even when nothing is said outright.