Ultra-Stable Pyramid Structure + Universal Silent Wheels Safety First! Our pyramid base bedside bassinet ensures rock-solid stability, preventing tipping even during active use. Updated silent wheels allow smooth, noise-free movement. Retract wheels instantly for locked-in security no forgotten brakes or accidents! 99% Gap-Free Bassinet Bedside Sleeper Strictly compliant with U.S. Safety standards, our bedside bassinet creates a 99% gap-free bond with adult beds. Keep your baby within arm s reach, monitor with a glance, bond effortlessly, and prevent suffocation risks. Perfect for newborns needing 16-20 hrs of safe sleep! 7-Level Height Adjustment Unlike standard 3-level or 4-level baby bassinet, Cowiewie offers 7 adjustable heights (16.7" to21.54"), precisely matching any bed height.