
Baby Educational Stacking Ring Toys Montessori Learning Building Blocks Eco-Friendly Wheat Straw Nesting Circles Tower for Kids. Eco-Friendly Material: Made from wheat straw and non-porous apple material, safe for children. International Safety Certified: Holds EN71, ASTM, CE, EN62115, and Non-phthalate certifications. Montessori Learning Design: Rainbow-colored stacking rings enhance operational ability and friendship. Flexible Customization Options: Offers customization from samples, designs, and minor adjustments. Competitive Pricing: Latest 2026 items with excellent quality and reasonable prices. Fast Delivery: Peak and off-peak season lead time within 15 workdays. Comprehensive Quality Assurance: 100% visual and function inspection before shipment. OEM/ODM Service: Full OEM/ODM support with experienced project management.