[Usage]: Suitable for fastening insulation bubble wraps, film and shading nets, screens to aluminium greenhouse grooved tracks.[Insulation Shading]: Fit for fixing bubble wrap in the winter and sunshade in the summer.[Plant Vine Support]: Used to attaching strings for vines climbing. The hole is 4mm/0.16inch in diameter.[Clip Extender]: Extension length is 3.2cm/1.3inch, particularly effective for insulation and works perfectly with shading too.[Easy to Use]: Simply insert into the roof channel of greenhouse and twist.colour: greenMaterial: PlasticPackage Contents:50 x clip50 x T clip50 x gasketOnly the above package content, other products are not included.Note: Light shooting 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.
