Hemline Double Sided Bobbin Box. Hemline Double Sided Bobbin Box. Hemline Double Sided Bobbin Box. With 50 bobbins. 2 layers Plastic box with 50 plastic bobbins in 5 different colours. £7.99 Quantity: at £7.99 each Add To Basket 4 in stock. 0 in your basket View Basket Checkout Hemline Double Sided Bobbin Box. Bobbins in assorted colours to contrast your sewing threads and to suit most makes of household sewing machines. For both front loading and drop in type of machine. This Box contains 50 bobbins in 5 colours: 10 x Purple / 10 x Blue / 10 x Green / 10 Orange / 10 x Red Double-sided storage box with strong hinge and catch. Box dimensions: d/w/l 4.7 x 11 x 12cm (1.9 x 4.3 x 4.7in).