FYI, the foam used to ship the KBDFans 5* case works great to dampen the metallic ping of the case : r/MechanicalKeyboards
Keyboard Case Dampening Foam for 60% keyboards by Kelowna | Flashquark Mechanical Keyboard Store
MelGeek Raindrop 60% Dampener Foam for Mechanical Keyboard
HJ Customized Mechanical Keyboard Case Bottom Foam Sandwich Cotton Silencer Foam For 61 Left Shift 64 65 67 68 87
Amazon.com: mintcaps Keyboard Sound Dampening Foam 84 Layout Silencer Pad Gasket EVA Foam Keyboard Switches Dampening Foam Pad for Mechanical Keyboard : Video Games
What Is the Purpose of Keyboard Foam? - Glorious Gaming
My plate/foam/pcb/foam sandwich. : r/MechanicalKeyboards
Amazon.com: HONKID Keyboard Foam, Sound Dampening Foam for Mechanical Keyboard Bottom, Made of LE-20 Poron, Black (H 2mm) : Electronics
AVA EVA Case Foam Pack (3-piece set) – Sneakbox
Keyboard Case and Plate Foam Mod | XBitLabs
Fjell R5 case and plate foam set – StupidFishEnterprises
Amazon.com : Hagibis Keyboard Wrist Rest Pad Support with Desktop Partition Storage Case, Ergonomic Soft Memory Foam, Anti-Slip Rubber Base for Computer Keyboard, Laptop, Office, Home (Black) : Office Products
FlexiEVA DZ60 Rev 3.0 Case Foam – Upgrade Keyboards
Best Sound Dampening Foams For A Keyboard - Switch and Click
Best Sound Dampening Foams For A Keyboard - Switch and Click
Best Sound Dampening Foams For A Keyboard - Switch and Click
Keyboard Case Foam (Poron) | Kinetic Labs
Amazon.com: mintcaps 2 Pieces Set of Keyboard Sound Dampening Foam 87 Layout Silencer Pad Gasket EVA Foam Keyboard Switches Dampener Foam Pad for Mechanical Keyboard : Video Games
What Is the Purpose of Keyboard Foam? - Glorious Gaming
88 KEY BOARD CASE WITH ADJUSTABLE Z-LOCK FOAM AND LOW PROFILE WHEELS – Road Ready Cases
7v case and plate foam set – StupidFishEnterprises
Amazon.com: Foam Wizard - Keyboard Foam Compatible with Glorious GMMK Pro Mechanical Keyboard ANSI Layout Includes Case and Plate Foam - Noise Suppression - Laser Cut - Pure EVA Foam - Easy to Install : Electronics
Keyboard Case Foam (Poron) | Kinetic Labs
Is foam in a keyboard good? - alexotos
