Felt Omer counter

According to the Torah, we are obligated to count the days from Passover to Shavuot. This period is known as the Counting of the Omer. An omer is a unit of measure. On the second day of Passover, in the days of the Temple, an omer of barley was cut down and brought to the Temple as an offering. This grain offering was referred to as the Omer. Every night, from the second night of Passover to the night before Shavuot, we recite a blessing and state the count of the omer in both weeks and days. 
So on the 23th day, you would say "Today is 23 days, which is two weeks and two days of the Omer.