Sonic Electric Toothbrush Bundle with Free Refills

[Format] Professional e-commerce product main image, square 1:1, bright dental-care style in sky blues and white. [Colors] Two-tone blue background — deep azure #2f6fd0 across the upper left and a pale sky panel sweeping the lower right; a white handle with blue accents; a red gift circle; no frame border. [Layout] A store chip at the top-left; the headline stack on the upper left; the toothbrush standing upright right of centre with two spare heads beside it; three toothpaste tubes at the lower left; the red gift badge mid-left. [Subject] A white electric toothbrush with a slim handle, blue power button and round bristle head with multi-colour tufts; two extra brush heads standing to its right; three red-and-white toothpaste tubes labelled "TOOTHPASTE" lying stacked at the lower left. [Headline] Upper left in very heavy white: "High-frequency sonic" over "Electric toothbrush"; beneath, "Professional stain removal, second to none" in smaller white. Mid-left red circle: "Free gift" small over "3 refills" in bold white. [Mood] Fresh, clean and value-packed; bright clinical blues with a friendly bundle offer.