This kit contains 7 different black adhesive-lined shrink tubing sizes from 1/8" to 3/4", 65 pieces total. Kit includes: 19A13007 - 1/8" Dia. Black Adhesive-Lined Shrink Tubing - (10) 6'' Pieces 19A13019 - 3/16" Dia. Black Adhesive-Lined Shrink Tubing - (10) 6'' Pieces 19A13001 - 1/4" Dia. Black Adhesive-Lined Shrink Tubing - (10) 6'' Pieces 19A15005 - 5/16" Dia. Black Heavy Duty Adhesive-Lined Shrink Tubing - (10) 6'' Pieces 19A15013 - 13/32" Dia. Black Heavy Duty Adhesive-Lined Shrink Tubing - (10) 6'' Pieces 19A15017 - 1/2" Dia. Black Heavy Duty Adhesive-Lined Shrink Tubing - (10) 6'' Pieces 19A15021 - 3/4" Dia. Black Heavy Duty Adhesive-Lined Shrink Tubing - (5) 1' Pieces Metal Box