Autograph Signing FAQs

Mail In Instructions and Information Sheet

Deadline: August 28th, 2026. All mail in items need to arrive to us by this date

Signing Date: September 9th

Authentication: All items will come authenticated Steve Smith Radtke Exclusive Prova Authentication included on all items. 

If do not want the hologram sticker on an item, please let us know. 

 Item Labeling Instructions: Please properly label your item with the following information:

• Preferred paint pen or marker color

• Desired placement of the autograph and/or inscription

• Any requested inscription details

• Include your COA (Certificate of Authenticity), if applicable

Incomplete instructions may result in delays or placement at the athlete’s discretion.

Send Items To: 144 Lincoln Ave, Winchendon, MA 01475

Return Shipping: Please include a prepaid return shipping label with your item. If a prepaid label is not included, return shipping can be purchased at checkout.

Shipping Categories:

• Basic Shipping: Baseballs, mini helmets, flats up to 16x20, cards

• Premium Shipping: Jerseys, bats, gloves, footballs, and all other larger items

Turnaround Time: Items will begin shipping back within 5–10 business days after the signing date.

*Signing courtesy of Radtke Sports.

Important Information:

• Mail-in items are submitted at the customer’s risk.

• Every effort will be made to fulfill all requests; however, fulfillment cannot be guaranteed.

• Athletes reserve the right to refuse any item or inscription.

• Signature size and placement are at the athlete’s discretion.

• We are not responsible for items lost or damaged by shipping carriers.

• Shipping insurance is strongly recommended