Share the taste of Starbucks

Do you know inside this got a piece of paper stated "Share the taste of Starbucks" ?

Running Pack

There is a voucher stated Share the Taste of Starbucks, so you must be wondered what would I get from this voucher... Any guess?

The "Share the taste of Starbucks" is the voucher for Buy 1 Free 1 drinks on

• Tiramisu Frappuccino or 
• French Vanilla Latte/Frappuccino

Since two of my friends are staying in Singapore. So i have three vouchers which valid until December 15th 2014. Used one left two now...