Plastic buckles and closure components for clothing, all-purpose carrying bags, carrying cases, backpacks, rucksacks, luggage, straps for carrying cases, straps for luggage, straps for holdalls, shoulder straps, and straps for luggage, namely, side release buckles, cam buckles, ladder locks, slip lock buckles, cord locks, cord end stoppers, snap hooks, tri-glide slides, buckle rings, D-rings, zippers, and snap fasteners