Micro-Mini 3/8" Professional Spring Iron with Rubberized Handle Model 1138R 3/8" barrel for soft, tight curls, bangs, and wisps. Hot ToolsŪ ' Patented Pulse Auto Heat ControlŪ senses heat loss and regenerates heat instantly for nonstop curling with consis Availability: Usually ships the next business day. HOT TOOLS CURLING IRON SPRING GRIP 3/8" 078729011386$17.99