Write a product description that sells honestly

Write a product description for {{product}}.
Audience: {{audience}}. Main problem it solves: {{problem}}.
Facts I can support: {{facts}}

Structure: headline, 2-sentence intro, 4 benefit bullets (each tied to a fact above), who it's not for, call to action.
Only use the facts given. No superlatives I can't prove ("best", "#1").