• Laparotomic sponge gauze size: 40 x 40 cm • Plies: 4 • Threads: 20 100% cotton gauze made of 4 layers of 20 threads/cm², sewn on sides and highly absorbent. Barium X-ray thread woven into the gauze, made of biocompatible polypropylene, with 60% barium sulphate. Class IIa Medical Device according to the Standard 93/42/CEE, 2007/47/CEE and the European Pharmacopoeia. Non sterile, latex free.