Colgate Optic White O2 Net Weight: 85g Flavor: Aromatic Menthol Thank you for viewing. ※Not sold in Japan Toothpaste that achieves whitening effects in a short period of time with Active Oxygen Whitening. - Brand: Colgate - Product Name: Optic White - Features: Active Oxygen Whitening, Whitening effect in a short period of time ※Purchased in Bangkok in December 2025. Product Details: A new dimension in toothpaste for white teeth. Using Active Oxygen Technology that feels warm while brushing, achieve whiter teeth in 3 days. Removes stubborn stains from the inside of the teeth and cleans the surface layer of the teeth, making them white. Gentle on tooth enamel, you can get white teeth without any strain! Shipped in an envelope (Yu-Packet Post). Please note that there may be some box damage during transportation.