Shrink Tube Terminal Assortment Kit &ndash; The Bully (1 Per Quantity) Combination kit of various types of Del City's Polyolefin heat shrink tubing in a 22 items 176 piece all-in-one kit. Single wall 6" lengths of 2-1 Polyolefin heat shrink in 1/8" 3/16" 1/4" & 3/8" red blue black and yellow tubes. Dual wall 6" lengths of 3-1 semi rigid heat shrink in 1/4" 3/8" 1/2" 3/4" black and clear tubes. Dual wall 6" lengths of 3-1 semi rigid heat shrink in 20-18 16-14 & 12-10 industry standard colored translucent tubes.