About This

• Safety Hourglass Timer: The 30 minute hourglass timer made by friendly high borosilicate glass and acrylic material, 100% hand-blown made clear glass. And each one has a number of time mark. easy to distinguish which timer for which usage
• Non-breakable Design: The outer layer is made of hard acrylic material and the inner one is made of glass，which is protected by double layer. Besides, the silver textured top caps are firm & durable, so it will not easily cut your children's hands
• Best Time Management Tool: The sand timers for classroom 30 minute help your kids do things more efficiently and develop a strong sense of time. The hourglass timer 30 minute can be used for cooking, games, classroom, study, desk office decorative and teachers use
• Notice: This 30 minute egg timer hourglass is mainly made for games, which is not a precision timing device, so there is time deviation. But SuLiao sand clock 30 minutes has achieved the highest quality ±5% industry standard in the USA
• Money-Back Guarantee: Our 30 minute timer sand 100% has been strictly tested by the factory. If you are not completely satisfied with it, pls CONTACT US BEFORE REVIEW and we'll sort it out for you!

Overview

• Color : Green
• Brand : SuLiao
• Product Dimensions : 3.8"D x 1.7"W x 1.7"H
• Item Weight : 3.2 ounces