lot of 4 sand timers from Taboo games 
colors will  vary, these will all have the same design on the top/bottom , but it may be any color combinations or all the same colors. 
these are from Taboo games where the game timer is advertised as 1 minute
timers are accurate to within a few seconds either way  of being at 1 minute, the  timers seem to fall between 58-62 seconds
humidity can effect the rate of fall on sand timers
 
 
2nd and additional set ships for free so you only pay shipping in the first set