This Miami Dolphins Black 2025 Rivalries Collection Sideline Rope New Era 9SEVENTY Adjustable Hat is a part of the New Era Rivalries Collection. It is a line of special-edition NFL apparel and hats that celebrate and are inspired by the history, local communities, and traditions of division rivals.New Era 9SEVENTY Stretch Snap HatComfortable stretch fit with modern styleSlightly curved visorAdjustable snapback closureOne size fits mostSlightly curved visorEmbroidered team logo and New Era logo