2:1 ratio multi-coloured heat shrink tubing assortment kit (590pcs total). Ideal for use in small electronic parts, general DIY and as an electrical insulator for cable terminations. / Colour: Red, black, yellow, white & blue heat shrink tubing / Contents: 50 mm pcs - 1,2 mm x 100pcs, 1,6 mm x 100pcs, 100 mm pcs - 2,4 mm x 100pcs, 3,2 mm x 100pcs, 4,8 mm x 50pcs, 6,4 mm x 50pcs, 9,5 mm x 30pcs, 12,7 mm x 30pcs, 19,1 mm x 15pcs, 25,4 mm x 15pcs