When purchasing a 2-year subscription of your choice, you are eligible to get a Saily eSIM Depending on the Surfshark subscription plan, the is valued as follows: Surfshark Starter – 3GB Saily eSIM. Surfshark One – 5GB Saily eSIM. Surfshark One+ – 10GB Saily eSIM. You must stay with Surfshark for at least 30 days or more. In this period, you are also eligible for a refund; however, if you do, you will no longer be eligible for a reward. Depending on the region, the reward period is as follows: Taiwan, S. Korea & Hong Kong: January 13th – February 3rd. UK, US & Canada: January 13th – February 10th. You must be at least 18 years of age to participate.