Size mm/pcs Weight g/pcs SAP g/pcs pcs/bulk package 450*600 30 1.5 60 600*600 42 2 60 600*900 53 3 60 OEM your size per your request 1) High quality non-woven fabrics as top layer is clean and dry, cotton fabric feel soft. 2) The absorbing layer is composed of wood pulp coated by tissue paper and high polymer absorbing resin. High polymer absorbing resin can absorb liquid 150 times 3) Capable of absorbing urine and other liquid for many times, so as to keep pad surface dry and comfortable. 4) Can absorb pee quickly, and keep the air in pet room fresh. 5) The bottom film is high quality flow casting film, never leak. It effectively prevents dirty due to liquid spilling and penetrating, and keeps the place around dry and clean