10 10mm 10 15mm 10 20mm 10 30mm. 8 25mm 8 30mm. Do not directly smash, keep a certain distance after separation. 8 8mm 8 9mm 8 10mm 8 11mm 8 12mm 8 15mm 8 20mm. 9 5mm 9 6mm 9 10mm 9 15mm 9 16mm. Only suitable for people aged 14 and above.
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