The Wotofo Xfiber Cotton 3mm is a premium organic cotton wick designed for rebuildable atomizers (RDAs, RTAs, and RDTAs). Each strip is 60mm in length and 3mm in diameter, making it ideal for coils with a 3mm internal diameter. The cotton is pre-cut and features an aglet on one end, facilitating easy threading through coils.

The Wotofo Xfiber Cotton 6mm is a premium organic cotton wick designed for rebuildable atomizers (RDAs, RTAs, and RDTAs). Each strip is 60mm in length and 6mm in diameter, making it ideal for coils with a 3mm internal diameter. The cotton is pre-cut and features an aglet on one end, facilitating easy threading through coils.