A USA Pan 4" round cake pan. Aluminized steel with Americoat silicone nonstick. Baking surface 4" x 4" x 2"; outer 4.5" x 4.5" x 2". Ridged / corrugated bottom; steel-wire rim. Oven-safe to 450°F. Silicone, nylon, or wooden utensils only. Limited lifetime warranty. USA Pan's FAQ lists Americoat as a silicone coating made without PTFE, PFOA, PFOS, PFAS, and BPA.
The small round. Top tier, smash cake, or a single dessert.