you have left out a lot of details. so review IRS publication 526 to figure out your deduction.
https://www.irs.gov/forms-pubs/about-publication-526
things that could affect the deductibility.
1) how long did you own them
2) your basis and Fair Market Value
3) did you get a written receipt and acknowledgement
4) is the value over $5,000
the reporting would be done on form 8283 for non-cash contributions which flows to the gifts to charity section on Schedule A
