• THINK, TINKER, AND LEARN EARLY! 5 textured rings with built-in magnets for easy stacking
• EACH COVERED WITH SOFT, RUBBERY SURFACE; Unique engraved textures; Connect and stack big to small!
• PERFECT FOR AGES 2 AND UP; BPA-free, exceptionally safe; High-quality materials and construction
• ENCOURAGES FINE MOTOR SKILLS, sensory learning, tactile learning; Strengthens spatial reasoning
• LARGEST RING MEASURES 4.75 INCHES IN DIAMETER; Frustration-free packaging