Elden Ring PC | Location of Marred Wooden Shield from Rampart Tower site of grace

"Marred Wooden Shield is a Medium Shield in Elden Ring. The Marred Wooden Shield is a Shield that scales primarily with Strength. Medium Shields feature a good balance between defense and weight, which is great for most situations in combat. Although it may not be as light as a Small Shield which is good for agility and parrying, the Standard Shield works best at reducing damage and blocking."

Marred Wooden Shield
https://eldenring.wiki.fextralife.com/Marred+Wooden+Shield