The design of the Watch 6 remains unchanged from its predecessor, the Watch 5. It is rectangular and comes 44mm size . Both models are available in aluminum, stainless steel and titanium case materials. The screen is protected by a sapphire crystal material and the interchangeable strap has been redesigned with the introduction of the stylish and innovative Silicone Solo Loop Strap and braided Solo Loop made of silicone and polyester materials. These materials are durable and the Watch 6's lightweight design makes it extremely comfortable to wear