Hourglass Sand Timers Colorful Sandglass Timer Hourglass Set Sand Clock Timer Visual Sandtimer 3/5/10/20 Minutes for Kids Classroom Office Kitchen(4 Pcs)

Hourglass Sand Timers Colorful Sandglass Timer Hourglass Set Sand Clock Timer Visual Sandtimer 3/5/10/20 Minutes for Kids Classroom Office Kitchen(4 Pcs)

• ????????? ???? ?????: Includes 4 pieces, 3 minute timer, 5 minutes timer, 10 minutes timer, 20 minutes timer. Practical timing tool in daily life.
• ???????? & ?????? ???? ?????: The slow and delicate sea sand is left from top to bottom, zaqaqa which can relieve pressure, and you can memorize good moments.
• ??????? ??? ??????: The sand timers set with high quality borosilicate glass and protective cover is not easily broken.
• ?????-????????: The colorful hourglasses great for timing kids tooth brushing, studying, cooking, exercising, games. Also can be used as home office decoration.
• ?????? ????? & ??????? ?????: Each hourglass has clear number on both sides, and each amount of time has its own color. You can tell apart them easily. Suitable for office, desk, study rooms decor, and meaning gifts for your family, friends. And it's bound to amaze and impress your friends.
• ????: This sand timer is not a precision timing device, so there is time deviation. It is normal that sand sometimes sticks to the glass. You can flick the glass with finger or put them in the sun for a while to solve this situation.