Specifications: - Material: Metal Mesh Panels, ABS Plastic Connectors - Product Size: 56.3""L x 28""W x 28.7""H (143 x 71 x 73 cm) - Size of Each Panel: 13.8"" x 13.8"" (35 x 35 cm) - Product Weight: 19.1 lb (8.7 kg) Package Contents: - 36 x Metal Mesh Panel - 40 x Connector - 1 x Rubber Mallet - 12 x Non-Slip Pad - 100 x Cable Tie - 1 x Instructions Notes: - When using the mallet, do not hit the playpen forcefully. - Never touch the playpen with sharp objects; do not sit on the playpen; keep it away from heat sources. - Do not use it outdoors for extended periods. - During assembly, ensure that all corners of the panels are fully inserted into the plastic connectors to ensure safety. - Secure adjacent panels using the included cable ties. - It’s recommended to apply the anti-slip pads to the connectors that rest on the ground to add stability. - The wire spacing is 2.5 cm. Pay diligent attention to your pet during heat or aggressive behavior to prevent accidents."