3-1/4" x 3-1/4". For Minitrix, Fleischmann or Roco layout. Please see my other auctions for more interesting related stuff. Buyer pays shipping and insurance. I GLADLY COMBINE SHIPPING BUT YOU MUST WAIT FOR AN INVOICE. Thanks for looking! I am an experienced Ebay seller with a positive feedback rating of over 9100. Please see my other German train related items at plasticman50. My feedback policy is as follows: I try to leave positive feedback the day I ship your package. I do not wait for your positive feedback before I give mine. I have confidence that the items I sell are as described. If I miss giving you positive feedback, it's an oversight. Your part of the transaction is to buy and pay. Mine is to ship a quality product. Thanks!