Head measures 2.5" across 4.5" height & has 11 rows of 22mm pins. Total Length of the brush is 9".
ORANGE has the SOFT cushion. This brush will not brush out all tangles, so a comb over is a must. It just glides through stubborn tangles, that's how soft the cushion is. This brush is recommended for Yorkshire Terriers or any single coated breed w/a true silky coat that does not tangle. It also works great for very thin silky hair that does not tangle & is prone to breakage.
BLACK, BLUE, BABY BLUE, GREEN, LAVENDER, PINK, PURPLE (Indigo) & RED have the MEDIUM cushion. This brush is somewhat firm. It's for silky (thicker hair), modified (silky & cottony/soft hair) & those w/cottony (soft), thicker, tangles easily hair. Most of the Yorkshire Terriers & Maltese will falls into this category. This brush will brush out stubborn tangles & go through thick hair. Ideal for breeds like: Bichon Frise, Biewer, Havanese, Lhasa Apso, Maltese, Pekinese, Pomeranian, Poodles, Shih Tzu, Silkies & Yorkies w/thick silky & or soft cottony hair, LH Chihuahua, Japanese Chin, Spaniels, Papillon & Terriers. It's also great for LH cats & Mixed Breeds.
BLACK w/RED Cushion & APPLE GREEN has the FIRM cushion. This cushion is significantly firmer than all the above. Good for curly, dense, double coated breeds. Ideal for removing undercoat or for Big breeds w/long, full growing hair like: Afghan Hound, Chow Chow, Collies, Old English Sheepdog, Retrievers, Shepherds, Shetland Sheepdog & Horses.
The above is just a guide. These descriptions only apply to the Regular sized brushes.