Wick Tabs/Sustainers x 50 (91 ratings) 20mm, Neck 2.4mm £1.10 exc. VAT More coming soon! Wick Tabs x 50 20mm, 2.4mm neck These wick tabs are the same we use on our waxed tabbed wicks. If our wicks are too long and you cut them in half, then you'll need to tab the left over wick with these so none goes to waste. Simply thread the wick through the tab and nip the neck of the tab with pliers to grasp the wick.