Item type: Cold Perm Rods Kit Applicable hair: All Type: Perm Rod Type: 10 types Rod Function: Plastics Hollow Core Rod Size 1: Diameter 3.4cm, Length 8.7cm, quantity 10pcs Size 2: Diameter 3.2cm, Length 8.7cm, quantity 10pcs Size 3: Diameter 2.8cm, Length 8.7cm, quantity 10pcs Size 4: Diameter 2.4cm, Length 8.7cm, quantity 10pcs Size 5: Diameter 2.1cm, Length 8.7cm, quantity 10pcs Size 6: Diameter 1.8cm, Length 8.7cm, quantity 10pcs Size 7: Diameter 1.5cm, Length 8.7cm, quantity 10pcs Size 8: Diameter 1.3cm, Length 8.7cm, quantity 10pcs Size 9: Diameter 1.1cm, Length 8.7cm, quantity 10pcs Size 10: Diameter 0.9cm, Length 8.7cm, quantity 10pcs colour:Green blue pink Material:plastic Package Contents: 100 * Hair Rollers 1 * plastic case Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/- 1-3cm.