For Plastic Tube pack, the outer pack weight will be same as vac & normal pack

For lbs packing :- 2kg :- 5 Lbs, and 5Kg :- 10Lbs, 10kg :- 20Lbs, 20kg :- 40Lbs

For 2kg = 2×5=10kg

For 5kg = 5×4=20kg