Unbreakable Bifocal Magnifying Glasses | Set of 6 with 2x/4x Zoom LensesGive your young scientists a closer look at the world around them with this Set of 6 Unbreakable Bifocal Magnifying Glasses, thoughtfully designed for early childhood classrooms. Each magnifier is crafted from durable, shatterproof materials that stand up to daily use by curious little hands, making them a dependable addition to any science center or discovery area. The unbreakable design ensures long lasting performance, even during energetic, hands