SuLiao Hourglass Sand Timers 1/3/5/10/15/30 Minutes, Colorful Sand Clock for Kids, Mini Plastic Sand Watch for Games Classroom,

Features :

• More accurate: Made in USA and Imported. The small sand timer combo pack have achieved the highest quality ±5% industry standard in the USA
• Durable design: The glass thickness of hourglasses from 1.55mm to 1.83mm. Also, the sand timers set with break-resistant borosilicate glass and protective cover is not easily broken, more durable than other brands of sandglass timer
• Premiums booklet: Good idea to help your kids do things more efficiently and develop a strong sense of time. Each digital hourglass timer with different bright color,looks impressive and easy to tell
• Widely used: The sand timers bulk with 1 min timer, 3 min timer, 5 min timer, 10 minutes timer, 15 minutes timer, 30 minutes timer in one kit. The large hour glasses with sand for kids stedents teachers. Also can be used as home office decoration, practical timing tool in daily life
• SuLiao preschool sand wacth is made from premium plastic and safe glass, lead-free and chromium-free. You and your children can use it safely

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