This baby playpen is made from carefully selected HDPE materials that are BPA-free and non-toxic, ensuring safety for delicate skin. It features non-slip foot pads and anti-slip particles at the bottom of the fence, firmly securing all panels in place. The foldable design allows easy movement and placement in any desired location, such as a bedroom, living room, or balcony, without taking up extra storage space. A hinged door with a safety lock keeps the baby safely inside, while the non-slip silicone base and additional foot mats enhance stability and prevent tilting. The playpen includes a puzzle game panel with gear wheels, a sounding star, and a sounding moon to help develop cognitive and motor skills while giving children space to explore independently. Strong top connectors allow the fence to be freely combined into various shapes circles, rectangles, squares, or irregular shapes while the security lock prevents the child from leaving the playpen. The overall dimensions are 73" x 58" x 25" (L x W x H), with small fence panels measuring 14.5" x 25", the gate fence 29" x 25", and the game fence 29" x 25", all 1" thick. The net weight is 28.5 lbs. The activity board includes a sounder and turntable, and the playpen is suitable for children aged 6 months to 3 years, certified by ASTM and CPSIA.