HDMI Flat Cable - 1 foot / 30cm long : ID 2197 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Ultra Thin HDMI Cable Standard to HDMI Standard Female Flat Ribbon Cable - 30CM (11.8") - Aerialpixels
HDMI Female to HDMI Female Cable with Screw Hole (30cm)
Amazon.com: Duttek Micro HDMI to HDMI Cable, HDMI to Micro HDMI Cable, Extreme Slim Micro HDMI Male to HDMI Male Cable Support 1080P, 4K, 3D for GoPro Hero 8/7 Black,Sony A6500/A7,Canon Camera,etc(30cm/1feet) :
StarTech.com 0.3m 1ft Short High Speed HDMI Cable - Ultra HD 4k x 2k HDMI Cable - HDMI M/M - 30cm HDMI 1.4 Cable - Audio/Video Gold-Plated (HDMM30CM) - HDMI cable - 1ft