Jack Russell mix with West Highland Westie, is a small, high-energy, and intelligent hybrid known for being affectionate yet fiercely independent, playful, and mischievous. They typically weigh 15-20 lbs, feature a sturdy, compact build with a wiry, dense coat (often white or black/white). These dogs are generally alert, trainable but stubborn, with a high prey drive, making them great companions for active families. Affectionate, confident, and, curious. They are often described as "big personalities" in a small body, displaying both friendliness and, sometimes, stubbornness. Small, compact, and sturdy, usually weighing 15–20 pounds and standing 10–12 inches at the shoulder. Coats are often wiry, dense, and may be white, black and white, or tan.

Westies are small, outgoing, confident, and full of energy, making them great with families, kids, and even strangers. They are affectionate, yet independent, intelligent, known to be good watchdogs. Average, about 10 inches weighing 15 to 20 pounds, with the life expectancy of 13 to 15 years. Westies are alert, happy, curious, loyal, entertaining and self-reliant, but friendly, indoor dogs. Make an excellent first dog for the novice owner. First and foremost, a companion animal. Because of her independent streak, tolerate being left alone fairly well.