There may be little difference in the size due to manual measurement. The color might exist slightly difference due to different display devices.Various kinds of bristle material for choices.  Angled bristles help to reach backteeth and hard to reach places. All products can be personalized with a private logo. Package style: blister/paper box with printing/plastic box. The tip bristles effectively reach and clean backteeth and between teeth. Gentle on Gums: Perfect for sensitive teeth, the brush bristles are ideal for promoting gum and oral health. Clean tooth-by-tooth to sweep away more plaque and food debris for a healthy mouth.This toothbrush helps reduce bacteria by 151% and served with cleaning bristles and polishing cups that help remove more plaque and stains. Using this toothbrush will provide you whiter, healthier teeth. Spiral filament with rounded ends help to protect tooth enamel and gums. Double action bristles in professionally-designed shape clean teeth surfaces and massage gums simultaneously. The tongue cleaner on the head backside can be applied easily to eliminate tongue surface bacteria, which can guarantee the oral hygiene. Ergonomically shaped transparent plastic handle with soft rubber offer you an easy manipulation.