A 3D model of a hang glider, featuring a triangular wingspan with blue and black fabric, metal frame struts, and a modern, streamlined aesthetic. It has high detail and is suitable for outdoor sports simulation or product visualization. (类目纠正：原Fitness Equipment不准确，应为Outdoor Sports Equipment/Hang Glider)

A 3D model of a billiard table, featuring a dark wooden frame, blue felt surface, and intricate carved details, with pool balls and a cue ball. It has a classical and elegant aesthetic, low polygon count, suitable for home entertainment and leisure activities.

A 3D model of an Arcade Racing Machine, featuring a steering wheel, large display, and racing seat, with a vibrant, dynamic design. It has high-definition screens and realistic details, suitable for entertainment venues and home gaming.

A 3D model of child-friendly climbing wall components, featuring wooden cloud-shaped holds with circular holes and white fixing dots, in a playful, cartoonish design. It has a simple, safe structure, suitable for children's fitness and indoor play.